85632703131 has 32 divisors (see below), whose sum is σ = 116000686080. Its totient is φ = 56185756704.

The previous prime is 85632703027. The next prime is 85632703133. The reversal of 85632703131 is 13130723658.

It is not a de Polignac number, because 85632703131 - 2²¹ = 85630605979 is a prime.

It is a super-2 number, since 2×85632703131² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85632703131.

It is not an unprimeable number, because it can be changed into a prime (85632703133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25768036 + ... + 25771358.

It is an arithmetic number, because the mean of its divisors is an integer number (3625021440).

Almost surely, 2^85632703131 is an apocalyptic number.

85632703131 is a deficient number, since it is larger than the sum of its proper divisors (30367982949).

85632703131 is a wasteful number, since it uses less digits than its factorization.

85632703131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3975.

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 85632703131 in words is "eighty-five billion, six hundred thirty-two million, seven hundred three thousand, one hundred thirty-one".