40157433408 has 56 divisors (see below), whose sum is σ = 106308834880. Its totient is φ = 13378383360.

The previous prime is 40157433397. The next prime is 40157433409. The reversal of 40157433408 is 80433475104.

It is a super-2 number, since 2×40157433408² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40157433409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294438 + ... + 408666.

Almost surely, 2^40157433408 is an apocalyptic number.

40157433408 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40157433408 is an abundant number, since it is smaller than the sum of its proper divisors (66151401472).

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

40157433408 is a wasteful number, since it uses less digits than its factorization.

40157433408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116075 (or 116065 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 40157433408 in words is "forty billion, one hundred fifty-seven million, four hundred thirty-three thousand, four hundred eight".