126155516266752 has 72 divisors (see below), whose sum is σ = 383723028661056. Its totient is φ = 36044433217536.

The previous prime is 126155516266727. The next prime is 126155516266781. The reversal of 126155516266752 is 257662615551621.

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, 11733208563 + ... + 11733219314.

Almost surely, 2^{126155516266752} is an apocalyptic number.

126155516266752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126155516266752 is an abundant number, since it is smaller than the sum of its proper divisors (257567512394304).

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

126155516266752 is an equidigital number, since it uses as much as digits as its factorization.

126155516266752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23466427903 (or 23466427889 counting only the distinct ones).

The product of its digits is 45360000, while the sum is 60.

The spelling of 126155516266752 in words is "one hundred twenty-six trillion, one hundred fifty-five billion, five hundred sixteen million, two hundred sixty-six thousand, seven hundred fifty-two".