85920604859 has 6 divisors (see below), whose sum is σ = 91272061524. Its totient is φ = 80866451360.

The previous prime is 85920604823. The next prime is 85920604877. The reversal of 85920604859 is 95840602958.

It is not a de Polignac number, because 85920604859 - 2²⁴ = 85903827643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85920601859) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 148651277 + ... + 148651854.

It is an arithmetic number, because the mean of its divisors is an integer number (15212010254).

Almost surely, 2^85920604859 is an apocalyptic number.

85920604859 is a deficient number, since it is larger than the sum of its proper divisors (5351456665).

85920604859 is a wasteful number, since it uses less digits than its factorization.

85920604859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297303165 (or 297303148 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 56.

The spelling of 85920604859 in words is "eighty-five billion, nine hundred twenty million, six hundred four thousand, eight hundred fifty-nine".