78113626722 has 24 divisors (see below), whose sum is σ = 175514569776. Its totient is φ = 26037875412.

The previous prime is 78113626699. The next prime is 78113626751. The reversal of 78113626722 is 22762631187.

78113626722 is a `hidden beast` number, since 7 + 8 + 1 + 13 + 626 + 7 + 2 + 2 = 666.

It is a super-2 number, since 2×78113626722² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80363328 + ... + 80364299.

It is an arithmetic number, because the mean of its divisors is an integer number (7313107074).

Almost surely, 2^78113626722 is an apocalyptic number.

78113626722 is an abundant number, since it is smaller than the sum of its proper divisors (97400943054).

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

78113626722 is a wasteful number, since it uses less digits than its factorization.

78113626722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160727644 (or 160727632 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The spelling of 78113626722 in words is "seventy-eight billion, one hundred thirteen million, six hundred twenty-six thousand, seven hundred twenty-two".