85928572951 has 16 divisors (see below), whose sum is σ = 93280320000. Its totient is φ = 78684725088.

The previous prime is 85928572943. The next prime is 85928573011. The reversal of 85928572951 is 15927582958.

It is a cyclic number.

It is not a de Polignac number, because 85928572951 - 2³ = 85928572943 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85928572951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85928570951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1043670 + ... + 1122988.

It is an arithmetic number, because the mean of its divisors is an integer number (5830020000).

Almost surely, 2^85928572951 is an apocalyptic number.

85928572951 is a deficient number, since it is larger than the sum of its proper divisors (7351747049).

85928572951 is a wasteful number, since it uses less digits than its factorization.

85928572951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79998.

The product of its digits is 18144000, while the sum is 61.

The spelling of 85928572951 in words is "eighty-five billion, nine hundred twenty-eight million, five hundred seventy-two thousand, nine hundred fifty-one".