107137899978 has 16 divisors (see below), whose sum is σ = 217473947040. Its totient is φ = 35179608816.

The previous prime is 107137899961. The next prime is 107137899991. The reversal of 107137899978 is 879998731701.

107137899978 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×107137899978² (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 7 ways as a sum of consecutive naturals, for example, 133255693 + ... + 133256496.

It is an arithmetic number, because the mean of its divisors is an integer number (13592121690).

Almost surely, 2^107137899978 is an apocalyptic number.

107137899978 is an abundant number, since it is smaller than the sum of its proper divisors (110336047062).

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

107137899978 is a wasteful number, since it uses less digits than its factorization.

107137899978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266512261.

The product of its (nonzero) digits is 48009024, while the sum is 69.

The spelling of 107137899978 in words is "one hundred seven billion, one hundred thirty-seven million, eight hundred ninety-nine thousand, nine hundred seventy-eight".