126213724204 has 12 divisors (see below), whose sum is σ = 222613183744. Its totient is φ = 62609957424.

The previous prime is 126213724187. The next prime is 126213724207. The reversal of 126213724204 is 402427312621.

It is a self number, because there is not a number n which added to its sum of digits gives 126213724204.

It is not an unprimeable number, because it can be changed into a prime (126213724207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124225599 + ... + 124226614.

Almost surely, 2^126213724204 is an apocalyptic number.

It is an amenable number.

126213724204 is a deficient number, since it is larger than the sum of its proper divisors (96399459540).

126213724204 is a wasteful number, since it uses less digits than its factorization.

126213724204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248452344 (or 248452342 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 126213724204 in words is "one hundred twenty-six billion, two hundred thirteen million, seven hundred twenty-four thousand, two hundred four".