40158020358924 has 24 divisors (see below), whose sum is σ = 100909897312560. Its totient is φ = 12356313956544.

The previous prime is 40158020358899. The next prime is 40158020358959. The reversal of 40158020358924 is 42985302085104.

It is a super-2 number, since 2×40158020358924² (a number of 28 digits) contains 22 as substring.

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, 128711603559 + ... + 128711603870.

It is an arithmetic number, because the mean of its divisors is an integer number (4204579054690).

Almost surely, 2^{40158020358924} is an apocalyptic number.

It is an amenable number.

40158020358924 is an abundant number, since it is smaller than the sum of its proper divisors (60751876953636).

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

40158020358924 is a wasteful number, since it uses less digits than its factorization.

40158020358924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257423207449 (or 257423207447 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 51.

The spelling of 40158020358924 in words is "forty trillion, one hundred fifty-eight billion, twenty million, three hundred fifty-eight thousand, nine hundred twenty-four".