126251016752 has 20 divisors (see below), whose sum is σ = 279555823056. Its totient is φ = 54107578560.

The previous prime is 126251016737. The next prime is 126251016811. The reversal of 126251016752 is 257610152621.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563620499 + ... + 563620722.

Almost surely, 2^126251016752 is an apocalyptic number.

It is an amenable number.

126251016752 is an abundant number, since it is smaller than the sum of its proper divisors (153304806304).

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

126251016752 is a wasteful number, since it uses less digits than its factorization.

126251016752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127241236 (or 1127241230 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The spelling of 126251016752 in words is "one hundred twenty-six billion, two hundred fifty-one million, sixteen thousand, seven hundred fifty-two".