455811319044 has 81 divisors (see below), whose sum is σ = 1224137347797. Its totient is φ = 142978025088.

The previous prime is 455811319021. The next prime is 455811319063. The reversal of 455811319044 is 440913118554.

The square root of 455811319044 is 675138.

It is a perfect power (a square), and thus also a powerful number.

455811319044 is a `hidden beast` number, since 4 + 5 + 581 + 13 + 19 + 0 + 44 = 666.

It can be written as a sum of positive squares in only one way, i.e., 354870404100 + 100940914944 = 595710^2 + 317712^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 68860767 + ... + 68867385.

Almost surely, 2^455811319044 is an apocalyptic number.

455811319044 is the 675138-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455811319044

455811319044 is an abundant number, since it is smaller than the sum of its proper divisors (768326028753).

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

455811319044 is an equidigital number, since it uses as much as digits as its factorization.

455811319044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13282 (or 6641 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The spelling of 455811319044 in words is "four hundred fifty-five billion, eight hundred eleven million, three hundred nineteen thousand, forty-four".