456836081522 has 18 divisors (see below), whose sum is σ = 694875891213. Its totient is φ = 225254615472.

The previous prime is 456836081501. The next prime is 456836081539. The reversal of 456836081522 is 225180638654.

It can be written as a sum of positive squares in 2 ways, for example, as 454735784281 + 2100297241 = 674341^2 + 45829^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=477931.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 69774653 + ... + 69781199.

Almost surely, 2^456836081522 is an apocalyptic number.

456836081522 is a deficient number, since it is larger than the sum of its proper divisors (238039809691).

456836081522 is an frugal number, since it uses more digits than its factorization.

456836081522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13242 (or 6622 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 50.

Multiplying 456836081522 by its sum of digits (50), we get a square (22841804076100 = 4779310²).

The spelling of 456836081522 in words is "four hundred fifty-six billion, eight hundred thirty-six million, eighty-one thousand, five hundred twenty-two".