40008954408576 has 64 divisors (see below), whose sum is σ = 106439579539200. Its totient is φ = 13315512565760.

The previous prime is 40008954408569. The next prime is 40008954408601. The reversal of 40008954408576 is 67580445980004.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81025296 + ... + 81517583.

It is an arithmetic number, because the mean of its divisors is an integer number (1663118430300).

Almost surely, 2^{40008954408576} is an apocalyptic number.

It is an amenable number.

40008954408576 is an abundant number, since it is smaller than the sum of its proper divisors (66430625130624).

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

40008954408576 is a wasteful number, since it uses less digits than its factorization.

40008954408576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162543537 (or 162543525 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 60.

The spelling of 40008954408576 in words is "forty trillion, eight billion, nine hundred fifty-four million, four hundred eight thousand, five hundred seventy-six".