40508900956 has 12 divisors (see below), whose sum is σ = 71200144120. Its totient is φ = 20166002640.

The previous prime is 40508900951. The next prime is 40508900987. The reversal of 40508900956 is 65900980504.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40508900951) by changing a digit.

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, 22110930 + ... + 22112761.

Almost surely, 2^40508900956 is an apocalyptic number.

It is an amenable number.

40508900956 is a deficient number, since it is larger than the sum of its proper divisors (30691243164).

40508900956 is a wasteful number, since it uses less digits than its factorization.

40508900956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44223924 (or 44223922 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 40508900956 in words is "forty billion, five hundred eight million, nine hundred thousand, nine hundred fifty-six".