345732157056 has 128 divisors (see below), whose sum is σ = 1078902095040. Its totient is φ = 96708280320.

The previous prime is 345732157049. The next prime is 345732157073. The reversal of 345732157056 is 650751237543.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 345732156996 and 345732157014.

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, 3093145 + ... + 3202968.

Almost surely, 2^345732157056 is an apocalyptic number.

It is an amenable number.

345732157056 is an abundant number, since it is smaller than the sum of its proper divisors (733169937984).

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

345732157056 is a wasteful number, since it uses less digits than its factorization.

345732157056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6296154 (or 6296142 counting only the distinct ones).

The product of its (nonzero) digits is 2646000, while the sum is 48.

The spelling of 345732157056 in words is "three hundred forty-five billion, seven hundred thirty-two million, one hundred fifty-seven thousand, fifty-six".