78564226116 has 48 divisors (see below), whose sum is σ = 186086920320. Its totient is φ = 25793053440.

The previous prime is 78564226093. The next prime is 78564226123. The reversal of 78564226116 is 61162246587.

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, 803200 + ... + 895688.

It is an arithmetic number, because the mean of its divisors is an integer number (3876810840).

Almost surely, 2^78564226116 is an apocalyptic number.

It is an amenable number.

78564226116 is an abundant number, since it is smaller than the sum of its proper divisors (107522694204).

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

78564226116 is a wasteful number, since it uses less digits than its factorization.

78564226116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93564 (or 93562 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The spelling of 78564226116 in words is "seventy-eight billion, five hundred sixty-four million, two hundred twenty-six thousand, one hundred sixteen".