85940688583 has 16 divisors (see below), whose sum is σ = 88401254400. Its totient is φ = 83507112000.

The previous prime is 85940688539. The next prime is 85940688593. The reversal of 85940688583 is 38588604958.

It is a cyclic number.

It is not a de Polignac number, because 85940688583 - 2²⁹ = 85403817671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85940688503) 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, 24475798 + ... + 24479308.

It is an arithmetic number, because the mean of its divisors is an integer number (5525078400).

Almost surely, 2^85940688583 is an apocalyptic number.

85940688583 is a deficient number, since it is larger than the sum of its proper divisors (2460565817).

85940688583 is a wasteful number, since it uses less digits than its factorization.

85940688583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7158.

The product of its (nonzero) digits is 66355200, while the sum is 64.

The spelling of 85940688583 in words is "eighty-five billion, nine hundred forty million, six hundred eighty-eight thousand, five hundred eighty-three".