456446855938 has 16 divisors (see below), whose sum is σ = 685283274936. Its totient is φ = 228019155840.

The previous prime is 456446855929. The next prime is 456446855939. The reversal of 456446855938 is 839558644654.

It can be written as a sum of positive squares in 4 ways, for example, as 394631470809 + 61815385129 = 628197^2 + 248627^2 .

It is not an unprimeable number, because it can be changed into a prime (456446855939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24048220 + ... + 24067192.

Almost surely, 2^456446855938 is an apocalyptic number.

456446855938 is a deficient number, since it is larger than the sum of its proper divisors (228836418998).

456446855938 is a wasteful number, since it uses less digits than its factorization.

456446855938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29109.

The product of its digits is 497664000, while the sum is 67.

The spelling of 456446855938 in words is "four hundred fifty-six billion, four hundred forty-six million, eight hundred fifty-five thousand, nine hundred thirty-eight".