72530762313375 has 64 divisors (see below), whose sum is σ = 134336177564160. Its totient is φ = 38615326020000.

The previous prime is 72530762313341. The next prime is 72530762313389. The reversal of 72530762313375 is 57331326703527.

72530762313375 is a `hidden beast` number, since 7 + 2 + 5 + 3 + 0 + 7 + 623 + 1 + 3 + 3 + 7 + 5 = 666.

It is not a de Polignac number, because 72530762313375 - 2¹¹ = 72530762311327 is a prime.

It is a super-2 number, since 2×72530762313375² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16891261 + ... + 20745510.

It is an arithmetic number, because the mean of its divisors is an integer number (2099002774440).

Almost surely, 2^{72530762313375} is an apocalyptic number.

72530762313375 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

72530762313375 is a deficient number, since it is larger than the sum of its proper divisors (61805415250785).

72530762313375 is a wasteful number, since it uses less digits than its factorization.

72530762313375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37637366 (or 37637350 counting only the distinct ones).

The product of its (nonzero) digits is 16669800, while the sum is 54.

The spelling of 72530762313375 in words is "seventy-two trillion, five hundred thirty billion, seven hundred sixty-two million, three hundred thirteen thousand, three hundred seventy-five".