456856512 has 112 divisors (see below), whose sum is σ = 1387156992. Its totient is φ = 129991680.

The previous prime is 456856423. The next prime is 456856523. The reversal of 456856512 is 215658654.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×456856512² = 417435745113612288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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, 417438 + ... + 418530.

Almost surely, 2^456856512 is an apocalyptic number.

456856512 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 456856512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (693578496).

456856512 is an abundant number, since it is smaller than the sum of its proper divisors (930300480).

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

456856512 is a wasteful number, since it uses less digits than its factorization.

456856512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426 (or 1416 counting only the distinct ones).

The product of its digits is 288000, while the sum is 42.

The square root of 456856512 is about 21374.2020201925. The cubic root of 456856512 is about 770.1818382040.

The spelling of 456856512 in words is "four hundred fifty-six million, eight hundred fifty-six thousand, five hundred twelve".