72577192152 has 32 divisors (see below), whose sum is σ = 184866436080. Its totient is φ = 23735936640.

The previous prime is 72577192151. The next prime is 72577192153. The reversal of 72577192152 is 25129177527.

It is an interprime number because it is at equal distance from previous prime (72577192151) and next prime (72577192153).

It is a super-2 number, since 2×72577192152² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72577192151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28527499 + ... + 28530042.

Almost surely, 2^72577192152 is an apocalyptic number.

It is an amenable number.

72577192152 is an abundant number, since it is smaller than the sum of its proper divisors (112289243928).

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

72577192152 is a wasteful number, since it uses less digits than its factorization.

72577192152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57057603 (or 57057599 counting only the distinct ones).

The product of its digits is 617400, while the sum is 48.

The spelling of 72577192152 in words is "seventy-two billion, five hundred seventy-seven million, one hundred ninety-two thousand, one hundred fifty-two".