446664974740 has 12 divisors (see below), whose sum is σ = 937996446996. Its totient is φ = 178665989888.

The previous prime is 446664974729. The next prime is 446664974813. The reversal of 446664974740 is 47479466644.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 118636158096 + 328028816644 = 344436^2 + 572738^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11166624349 + ... + 11166624388.

It is an arithmetic number, because the mean of its divisors is an integer number (78166370583).

Almost surely, 2^446664974740 is an apocalyptic number.

It is an amenable number.

446664974740 is an abundant number, since it is smaller than the sum of its proper divisors (491331472256).

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

446664974740 is a wasteful number, since it uses less digits than its factorization.

446664974740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22333248746 (or 22333248744 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 61.

The spelling of 446664974740 in words is "four hundred forty-six billion, six hundred sixty-four million, nine hundred seventy-four thousand, seven hundred forty".