40659181331496 has 192 divisors, whose sum is σ = 132413227430400. Its totient is φ = 10158916195584.

The previous prime is 40659181331371. The next prime is 40659181331567. The reversal of 40659181331496 is 69413318195604.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37146466 + ... + 38225361.

It is an arithmetic number, because the mean of its divisors is an integer number (689652226200).

Almost surely, 2^{40659181331496} is an apocalyptic number.

It is an amenable number.

40659181331496 is an abundant number, since it is smaller than the sum of its proper divisors (91754046098904).

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

40659181331496 is a wasteful number, since it uses less digits than its factorization.

40659181331496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75371888 (or 75371871 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 60.

The spelling of 40659181331496 in words is "forty trillion, six hundred fifty-nine billion, one hundred eighty-one million, three hundred thirty-one thousand, four hundred ninety-six".