40085889028032 has 56 divisors (see below), whose sum is σ = 106062607556352. Its totient is φ = 13361707744000.

The previous prime is 40085889027991. The next prime is 40085889028037. The reversal of 40085889028032 is 23082098858004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40085889028037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8218057 + ... + 12153527.

Almost surely, 2^{40085889028032} is an apocalyptic number.

It is an amenable number.

40085889028032 is an abundant number, since it is smaller than the sum of its proper divisors (65976718528320).

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

40085889028032 is a wasteful number, since it uses less digits than its factorization.

40085889028032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3988537 (or 3988527 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 57.

The spelling of 40085889028032 in words is "forty trillion, eighty-five billion, eight hundred eighty-nine million, twenty-eight thousand, thirty-two".