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53123450001 = 397182554811
BaseRepresentation
bin110001011110011001…
…111000010010010001
312002010021010212112020
4301132121320102101
51332244100400001
640223215522053
73560306605656
oct613631702221
9162107125466
1053123450001
1120590891296
12a366b29329
135017bb85ab
1427dd4adc2d
1515adbc1736
hexc5e678491

53123450001 has 8 divisors (see below), whose sum is σ = 71561486304. Its totient is φ = 35050523520.

The previous prime is 53123449949. The next prime is 53123450011. The reversal of 53123450001 is 10005432135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53123450001 - 214 = 53123433617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53123450011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91277115 + ... + 91277696.

It is an arithmetic number, because the mean of its divisors is an integer number (8945185788).

Almost surely, 253123450001 is an apocalyptic number.

It is an amenable number.

53123450001 is a deficient number, since it is larger than the sum of its proper divisors (18438036303).

53123450001 is a wasteful number, since it uses less digits than its factorization.

53123450001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182554911.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 53123450001 its reverse (10005432135), we get a palindrome (63128882136).

The spelling of 53123450001 in words is "fifty-three billion, one hundred twenty-three million, four hundred fifty thousand, one".

Divisors: 1 3 97 291 182554811 547664433 17707816667 53123450001