444996764664 has 64 divisors (see below), whose sum is σ = 1160217891840. Its totient is φ = 142067450880.

The previous prime is 444996764657. The next prime is 444996764671. The reversal of 444996764664 is 466467699444.

It is an interprime number because it is at equal distance from previous prime (444996764657) and next prime (444996764671).

It is a super-2 number, since 2×444996764664² (a number of 24 digits) contains 22 as substring.

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, 3010894 + ... + 3155229.

It is an arithmetic number, because the mean of its divisors is an integer number (18128404560).

Almost surely, 2^444996764664 is an apocalyptic number.

It is an amenable number.

444996764664 is an abundant number, since it is smaller than the sum of its proper divisors (715221127176).

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

444996764664 is a wasteful number, since it uses less digits than its factorization.

444996764664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6166260 (or 6166256 counting only the distinct ones).

The product of its digits is 752467968, while the sum is 69.

The spelling of 444996764664 in words is "four hundred forty-four billion, nine hundred ninety-six million, seven hundred sixty-four thousand, six hundred sixty-four".