85934640892 has 48 divisors (see below), whose sum is σ = 160064372160. Its totient is φ = 40228846592.

The previous prime is 85934640863. The next prime is 85934640917. The reversal of 85934640892 is 29804643958.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14250534 + ... + 14256562.

It is an arithmetic number, because the mean of its divisors is an integer number (3334674420).

Almost surely, 2^85934640892 is an apocalyptic number.

It is an amenable number.

85934640892 is a deficient number, since it is larger than the sum of its proper divisors (74129731268).

85934640892 is a wasteful number, since it uses less digits than its factorization.

85934640892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7110 (or 7108 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 58.

The spelling of 85934640892 in words is "eighty-five billion, nine hundred thirty-four million, six hundred forty thousand, eight hundred ninety-two".