126725651136 has 84 divisors (see below), whose sum is σ = 415127096592. Its totient is φ = 36207327744.

The previous prime is 126725651119. The next prime is 126725651141. The reversal of 126725651136 is 631156527621.

126725651136 is a `hidden beast` number, since 1 + 2 + 6 + 72 + 565 + 1 + 13 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a junction number, because it is equal to n+sod(n) for n = 126725651091 and 126725651100.

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, 15710955 + ... + 15719018.

Almost surely, 2^126725651136 is an apocalyptic number.

126725651136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126725651136 is an abundant number, since it is smaller than the sum of its proper divisors (288401445456).

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

126725651136 is a wasteful number, since it uses less digits than its factorization.

126725651136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31429998 (or 31429985 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The spelling of 126725651136 in words is "one hundred twenty-six billion, seven hundred twenty-five million, six hundred fifty-one thousand, one hundred thirty-six".