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423453004240001 = 893001147419091
BaseRepresentation
bin110000001001000001101010…
…1111001011001010010000001
32001112022201012221101122101112
41200102003111321121102001
5421000323223041140001
64100335342525413105
7155123320124510321
oct14022032571312201
92045281187348345
10423453004240001
11112a1a45755082a
123b5b004240a195
13152385a6c79b28
14767d34027d281
1533e4eb75c6cbb
hex18120d5e59481

423453004240001 has 4 divisors (see below), whose sum is σ = 423453060589104. Its totient is φ = 423452947890900.

The previous prime is 423453004239997. The next prime is 423453004240067. The reversal of 423453004240001 is 100042400354324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 423453004240001 - 22 = 423453004239997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 423453004240001.

It is not an unprimeable number, because it can be changed into a prime (423453004240501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14779535 + ... + 32639556.

It is an arithmetic number, because the mean of its divisors is an integer number (105863265147276).

Almost surely, 2423453004240001 is an apocalyptic number.

It is an amenable number.

423453004240001 is a deficient number, since it is larger than the sum of its proper divisors (56349103).

423453004240001 is an equidigital number, since it uses as much as digits as its factorization.

423453004240001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56349102.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 423453004240001 its reverse (100042400354324), we get a palindrome (523495404594325).

The spelling of 423453004240001 in words is "four hundred twenty-three trillion, four hundred fifty-three billion, four million, two hundred forty thousand, one".

Divisors: 1 8930011 47419091 423453004240001