657142914352 has 10 divisors (see below), whose sum is σ = 1273214396588. Its totient is φ = 328571457168.

The previous prime is 657142914349. The next prime is 657142914397. The reversal of 657142914352 is 253419241756.

It is a junction number, because it is equal to n+sod(n) for n = 657142914296 and 657142914305.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20535716058 + ... + 20535716089.

Almost surely, 2^657142914352 is an apocalyptic number.

It is an amenable number.

657142914352 is a deficient number, since it is larger than the sum of its proper divisors (616071482236).

657142914352 is a wasteful number, since it uses less digits than its factorization.

657142914352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41071432155 (or 41071432149 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 49.

The spelling of 657142914352 in words is "six hundred fifty-seven billion, one hundred forty-two million, nine hundred fourteen thousand, three hundred fifty-two".