40658633708 has 48 divisors (see below), whose sum is σ = 91768723200. Its totient is φ = 15294780480.

The previous prime is 40658633707. The next prime is 40658633753. The reversal of 40658633708 is 80733685604.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (40658633707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2267078 + ... + 2284941.

It is an arithmetic number, because the mean of its divisors is an integer number (1911848400).

Almost surely, 2^40658633708 is an apocalyptic number.

It is an amenable number.

40658633708 is an abundant number, since it is smaller than the sum of its proper divisors (51110089492).

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

40658633708 is a wasteful number, since it uses less digits than its factorization.

40658633708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4552070 (or 4552068 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 40658633708 in words is "forty billion, six hundred fifty-eight million, six hundred thirty-three thousand, seven hundred eight".