40444501632456 has 32 divisors (see below), whose sum is σ = 101112917012640. Its totient is φ = 13481278819968.

The previous prime is 40444501632439. The next prime is 40444501632467. The reversal of 40444501632456 is 65423610544404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12364806 + ... + 15289781.

It is an arithmetic number, because the mean of its divisors is an integer number (3159778656645).

Almost surely, 2^{40444501632456} is an apocalyptic number.

It is an amenable number.

40444501632456 is an abundant number, since it is smaller than the sum of its proper divisors (60668415380184).

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

40444501632456 is a wasteful number, since it uses less digits than its factorization.

40444501632456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27715533 (or 27715529 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 48.

The spelling of 40444501632456 in words is "forty trillion, four hundred forty-four billion, five hundred one million, six hundred thirty-two thousand, four hundred fifty-six".