85851678700 has 36 divisors (see below), whose sum is σ = 186374993112. Its totient is φ = 34326505600.

The previous prime is 85851678691. The next prime is 85851678701. The reversal of 85851678700 is 787615858.

It is not an unprimeable number, because it can be changed into a prime (85851678701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68247 + ... + 419953.

It is an arithmetic number, because the mean of its divisors is an integer number (5177083142).

Almost surely, 2^85851678700 is an apocalyptic number.

It is an amenable number.

85851678700 is an abundant number, since it is smaller than the sum of its proper divisors (100523314412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85851678700 is a wasteful number, since it uses less digits than its factorization.

85851678700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354162 (or 354155 counting only the distinct ones).

The product of its (nonzero) digits is 3763200, while the sum is 55.

The spelling of 85851678700 in words is "eighty-five billion, eight hundred fifty-one million, six hundred seventy-eight thousand, seven hundred".