126645325612 has 96 divisors (see below), whose sum is σ = 259462103040. Its totient is φ = 53557601280.

The previous prime is 126645325603. The next prime is 126645325649. The reversal of 126645325612 is 216523546621.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7927689 + ... + 7943647.

It is an arithmetic number, because the mean of its divisors is an integer number (2702730240).

Almost surely, 2^126645325612 is an apocalyptic number.

It is an amenable number.

126645325612 is an abundant number, since it is smaller than the sum of its proper divisors (132816777428).

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

126645325612 is a wasteful number, since it uses less digits than its factorization.

126645325612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16231 (or 16229 counting only the distinct ones).

The product of its digits is 518400, while the sum is 43.

The spelling of 126645325612 in words is "one hundred twenty-six billion, six hundred forty-five million, three hundred twenty-five thousand, six hundred twelve".