40502291952 has 40 divisors (see below), whose sum is σ = 104649659136. Its totient is φ = 13498346176.

The previous prime is 40502291917. The next prime is 40502291993. The reversal of 40502291952 is 25919220504.

It is a self number, because there is not a number n which added to its sum of digits gives 40502291952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206083 + ... + 351389.

Almost surely, 2^40502291952 is an apocalyptic number.

It is an amenable number.

40502291952 is an abundant number, since it is smaller than the sum of its proper divisors (64147367184).

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

40502291952 is a wasteful number, since it uses less digits than its factorization.

40502291952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151125 (or 151119 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 40502291952 in words is "forty billion, five hundred two million, two hundred ninety-one thousand, nine hundred fifty-two".