136254530457 has 80 divisors (see below), whose sum is σ = 209817159552. Its totient is φ = 88092748800.

The previous prime is 136254530431. The next prime is 136254530479. The reversal of 136254530457 is 754035452631.

136254530457 is a `hidden beast` number, since 1 + 3 + 62 + 5 + 4 + 530 + 4 + 57 = 666.

It is not a de Polignac number, because 136254530457 - 2⁶ = 136254530393 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (136254530497) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 81735538 + ... + 81737204.

Almost surely, 2^136254530457 is an apocalyptic number.

It is an amenable number.

136254530457 is a deficient number, since it is larger than the sum of its proper divisors (73562629095).

136254530457 is a wasteful number, since it uses less digits than its factorization.

136254530457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980 (or 1971 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 45.

The spelling of 136254530457 in words is "one hundred thirty-six billion, two hundred fifty-four million, five hundred thirty thousand, four hundred fifty-seven".