40089912265998 has 48 divisors (see below), whose sum is σ = 105109685946720. Its totient is φ = 10780480608768.

The previous prime is 40089912265979. The next prime is 40089912266011. The reversal of 40089912265998 is 89956221998004.

40089912265998 is a `hidden beast` number, since 4 + 0 + 0 + 8 + 9 + 9 + 1 + 2 + 26 + 599 + 8 = 666.

40089912265998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 23 ways as a sum of consecutive naturals, for example, 9358053943 + ... + 9358058226.

It is an arithmetic number, because the mean of its divisors is an integer number (2189785123890).

Almost surely, 2^{40089912265998} is an apocalyptic number.

40089912265998 is an abundant number, since it is smaller than the sum of its proper divisors (65019773680722).

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

40089912265998 is a wasteful number, since it uses less digits than its factorization.

40089912265998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18716112201 (or 18716112198 counting only the distinct ones).

The product of its (nonzero) digits is 201553920, while the sum is 72.

The spelling of 40089912265998 in words is "forty trillion, eighty-nine billion, nine hundred twelve million, two hundred sixty-five thousand, nine hundred ninety-eight".