40608955854 has 40 divisors (see below), whose sum is σ = 95783314440. Its totient is φ = 12823879824.

The previous prime is 40608955837. The next prime is 40608955897. The reversal of 40608955854 is 45855980604.

40608955854 is a `hidden beast` number, since 4 + 0 + 6 + 0 + 89 + 558 + 5 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 40608955854.

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 19 ways as a sum of consecutive naturals, for example, 6593569 + ... + 6599724.

It is an arithmetic number, because the mean of its divisors is an integer number (2394582861).

Almost surely, 2^40608955854 is an apocalyptic number.

40608955854 is an abundant number, since it is smaller than the sum of its proper divisors (55174358586).

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

40608955854 is a wasteful number, since it uses less digits than its factorization.

40608955854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13193326 (or 13193317 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 54.

The spelling of 40608955854 in words is "forty billion, six hundred eight million, nine hundred fifty-five thousand, eight hundred fifty-four".