126251679316 has 36 divisors (see below), whose sum is σ = 257360426400. Its totient is φ = 54034582896.

The previous prime is 126251679271. The next prime is 126251679329. The reversal of 126251679316 is 613976152621.

It is a super-2 number, since 2×126251679316² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 126251679316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 290976 + ... + 580663.

Almost surely, 2^126251679316 is an apocalyptic number.

It is an amenable number.

126251679316 is an abundant number, since it is smaller than the sum of its proper divisors (131108747084).

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

126251679316 is a wasteful number, since it uses less digits than its factorization.

126251679316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872396 (or 872387 counting only the distinct ones).

The product of its digits is 816480, while the sum is 49.

The spelling of 126251679316 in words is "one hundred twenty-six billion, two hundred fifty-one million, six hundred seventy-nine thousand, three hundred sixteen".