126867629524 has 12 divisors (see below), whose sum is σ = 228018847924. Its totient is φ = 61719387264.

The previous prime is 126867629479. The next prime is 126867629593. The reversal of 126867629524 is 425926768621.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 56462313924 + 70405315600 = 237618^2 + 265340^2 .

It is a congruent number.

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, 428606709 + ... + 428607004.

Almost surely, 2^126867629524 is an apocalyptic number.

It is an amenable number.

126867629524 is a deficient number, since it is larger than the sum of its proper divisors (101151218400).

126867629524 is a wasteful number, since it uses less digits than its factorization.

126867629524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857213754 (or 857213752 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 58.

The spelling of 126867629524 in words is "one hundred twenty-six billion, eight hundred sixty-seven million, six hundred twenty-nine thousand, five hundred twenty-four".