457765056 has 210 divisors, whose sum is σ = 1535317732. Its totient is φ = 130394880.

The previous prime is 457765039. The next prime is 457765079. The reversal of 457765056 is 650567754.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1382811 + ... + 1383141.

Almost surely, 2^457765056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 457765056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (767658866).

457765056 is an abundant number, since it is smaller than the sum of its proper divisors (1077552676).

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

457765056 is an equidigital number, since it uses as much as digits as its factorization.

457765056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 45.

The square root of 457765056 is about 21395.4447488245. Note that the first 3 decimals coincide. The cubic root of 457765056 is about 770.6920499988.

The spelling of 457765056 in words is "four hundred fifty-seven million, seven hundred sixty-five thousand, fifty-six".