40807801408 has 28 divisors (see below), whose sum is σ = 88339617072. Its totient is φ = 18549000320.

The previous prime is 40807801373. The next prime is 40807801439. The reversal of 40807801408 is 80410870804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28982110 + ... + 28983517.

It is an arithmetic number, because the mean of its divisors is an integer number (3154986324).

Almost surely, 2^40807801408 is an apocalyptic number.

It is an amenable number.

40807801408 is an abundant number, since it is smaller than the sum of its proper divisors (47531815664).

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

40807801408 is a wasteful number, since it uses less digits than its factorization.

40807801408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57965650 (or 57965640 counting only the distinct ones).

The product of its (nonzero) digits is 57344, while the sum is 40.

The spelling of 40807801408 in words is "forty billion, eight hundred seven million, eight hundred one thousand, four hundred eight".