10572643172 has 36 divisors (see below), whose sum is σ = 23178492540. Its totient is φ = 4182583104.

The previous prime is 10572643153. The next prime is 10572643177. The reversal of 10572643172 is 27134627501.

It can be written as a sum of positive squares in 2 ways, for example, as 2987278336 + 7585364836 = 54656^2 + 87094^2 .

It is a super-2 number, since 2×10572643172² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10572643177) 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 11 ways as a sum of consecutive naturals, for example, 2072147 + ... + 2077242.

It is an arithmetic number, because the mean of its divisors is an integer number (643847015).

Almost surely, 2^10572643172 is an apocalyptic number.

It is an amenable number.

10572643172 is an abundant number, since it is smaller than the sum of its proper divisors (12605849368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10572643172 is a wasteful number, since it uses less digits than its factorization.

10572643172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4149420 (or 4149411 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 10572643172 in words is "ten billion, five hundred seventy-two million, six hundred forty-three thousand, one hundred seventy-two".