423548498201 has 4 divisors (see below), whose sum is σ = 423549854004. Its totient is φ = 423547142400.

The previous prime is 423548498179. The next prime is 423548498221. The reversal of 423548498201 is 102894845324.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 149035374601 + 274513123600 = 386051^2 + 523940^2 .

It is a cyclic number.

It is not a de Polignac number, because 423548498201 - 2³⁸ = 148670591257 is a prime.

It is a super-3 number, since 3×423548498201³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423548498201.

It is not an unprimeable number, because it can be changed into a prime (423548498221) 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, 54341 + ... + 921981.

It is an arithmetic number, because the mean of its divisors is an integer number (105887463501).

Almost surely, 2^423548498201 is an apocalyptic number.

It is an amenable number.

423548498201 is a deficient number, since it is larger than the sum of its proper divisors (1355803).

423548498201 is an equidigital number, since it uses as much as digits as its factorization.

423548498201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355802.

The product of its (nonzero) digits is 2211840, while the sum is 50.

The spelling of 423548498201 in words is "four hundred twenty-three billion, five hundred forty-eight million, four hundred ninety-eight thousand, two hundred one".