85651267575 has 24 divisors (see below), whose sum is σ = 142512090448. Its totient is φ = 45389710080.

The previous prime is 85651267529. The next prime is 85651267579. The reversal of 85651267575 is 57576215658.

It is not a de Polignac number, because 85651267575 - 2⁸ = 85651267319 is a prime.

It is a super-2 number, since 2×85651267575² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85651267579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3625222 + ... + 3648771.

Almost surely, 2^85651267575 is an apocalyptic number.

85651267575 is a deficient number, since it is larger than the sum of its proper divisors (56860822873).

85651267575 is a wasteful number, since it uses less digits than its factorization.

85651267575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7274163 (or 7274158 counting only the distinct ones).

The product of its digits is 17640000, while the sum is 57.

The spelling of 85651267575 in words is "eighty-five billion, six hundred fifty-one million, two hundred sixty-seven thousand, five hundred seventy-five".