72595541766 has 32 divisors (see below), whose sum is σ = 159021346176. Its totient is φ = 21911000000.

The previous prime is 72595541737. The next prime is 72595541797. The reversal of 72595541766 is 66714559527.

It is a super-2 number, since 2×72595541766² (a number of 23 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 15 ways as a sum of consecutive naturals, for example, 2174535 + ... + 2207666.

It is an arithmetic number, because the mean of its divisors is an integer number (4969417068).

Almost surely, 2^72595541766 is an apocalyptic number.

72595541766 is an abundant number, since it is smaller than the sum of its proper divisors (86425804410).

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

72595541766 is a wasteful number, since it uses less digits than its factorization.

72595541766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4382468.

The product of its digits is 15876000, while the sum is 57.

The spelling of 72595541766 in words is "seventy-two billion, five hundred ninety-five million, five hundred forty-one thousand, seven hundred sixty-six".