40850072928 has 576 divisors, whose sum is σ = 145684611072. Its totient is φ = 11012682240.

The previous prime is 40850072863. The next prime is 40850072933. The reversal of 40850072928 is 82927005804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 72557575 + ... + 72558137.

It is an arithmetic number, because the mean of its divisors is an integer number (252924672).

Almost surely, 2^40850072928 is an apocalyptic number.

40850072928 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40850072928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72842305536).

40850072928 is an abundant number, since it is smaller than the sum of its proper divisors (104834538144).

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

40850072928 is a wasteful number, since it uses less digits than its factorization.

40850072928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669 (or 649 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The spelling of 40850072928 in words is "forty billion, eight hundred fifty million, seventy-two thousand, nine hundred twenty-eight".