86628027834 has 48 divisors (see below), whose sum is σ = 198132667200. Its totient is φ = 27278684928.

The previous prime is 86628027809. The next prime is 86628027847. The reversal of 86628027834 is 43872082668.

86628027834 is a `hidden beast` number, since 8 + 6 + 628 + 0 + 2 + 7 + 8 + 3 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238054 + ... + 479505.

It is an arithmetic number, because the mean of its divisors is an integer number (4127763900).

Almost surely, 2^86628027834 is an apocalyptic number.

86628027834 is an abundant number, since it is smaller than the sum of its proper divisors (111504639366).

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

86628027834 is a wasteful number, since it uses less digits than its factorization.

86628027834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717939 (or 717936 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 54.

The spelling of 86628027834 in words is "eighty-six billion, six hundred twenty-eight million, twenty-seven thousand, eight hundred thirty-four".