126615120041664 has 140 divisors (see below), whose sum is σ = 382408520814144. Its totient is φ = 41408718414336.

The previous prime is 126615120041659. The next prime is 126615120041671. The reversal of 126615120041664 is 466140021516621.

126615120041664 is a `hidden beast` number, since 1 + 2 + 6 + 6 + 151 + 20 + 0 + 416 + 64 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 230142352 + ... + 230691855.

Almost surely, 2^{126615120041664} is an apocalyptic number.

It is an amenable number.

126615120041664 is an abundant number, since it is smaller than the sum of its proper divisors (255793400772480).

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

126615120041664 is an equidigital number, since it uses as much as digits as its factorization.

126615120041664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460834284 (or 460834265 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 126615120041664 in words is "one hundred twenty-six trillion, six hundred fifteen billion, one hundred twenty million, forty-one thousand, six hundred sixty-four".