40920840888 has 16 divisors (see below), whose sum is σ = 102302102280. Its totient is φ = 13640280288.

The previous prime is 40920840859. The next prime is 40920840893. The reversal of 40920840888 is 88804802904.

It is a self number, because there is not a number n which added to its sum of digits gives 40920840888.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 852517495 + ... + 852517542.

Almost surely, 2^40920840888 is an apocalyptic number.

It is an amenable number.

40920840888 is an abundant number, since it is smaller than the sum of its proper divisors (61381261392).

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

40920840888 is a wasteful number, since it uses less digits than its factorization.

40920840888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705035046 (or 1705035042 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 51.

The spelling of 40920840888 in words is "forty billion, nine hundred twenty million, eight hundred forty thousand, eight hundred eighty-eight".