126837918625 has 16 divisors (see below), whose sum is σ = 172684062720. Its totient is φ = 92245758000.

The previous prime is 126837918587. The next prime is 126837918637. The reversal of 126837918625 is 526819738621.

It is not a de Polignac number, because 126837918625 - 2²⁷ = 126703700897 is a prime.

It is a super-2 number, since 2×126837918625² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126837918625.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46121505 + ... + 46124254.

It is an arithmetic number, because the mean of its divisors is an integer number (10792753920).

Almost surely, 2^126837918625 is an apocalyptic number.

It is an amenable number.

126837918625 is a deficient number, since it is larger than the sum of its proper divisors (45846144095).

126837918625 is an equidigital number, since it uses as much as digits as its factorization.

126837918625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92245785 (or 92245775 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 58.

The spelling of 126837918625 in words is "one hundred twenty-six billion, eight hundred thirty-seven million, nine hundred eighteen thousand, six hundred twenty-five".