40055292928 has 176 divisors, whose sum is σ = 96683904000. Its totient is φ = 16202833920.

The previous prime is 40055292899. The next prime is 40055292943. The reversal of 40055292928 is 82929255004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66869973 + ... + 66870571.

Almost surely, 2^40055292928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40055292928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48341952000).

40055292928 is an abundant number, since it is smaller than the sum of its proper divisors (56628611072).

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

40055292928 is a wasteful number, since it uses less digits than its factorization.

40055292928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136 (or 1118 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 40055292928 in words is "forty billion, fifty-five million, two hundred ninety-two thousand, nine hundred twenty-eight".