40486055133440 has 144 divisors (see below), whose sum is σ = 112391571720960. Its totient is φ = 13685426872320.

The previous prime is 40486055133413. The next prime is 40486055133497. The reversal of 40486055133440 is 4433155068404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31184495 + ... + 32456814.

It is an arithmetic number, because the mean of its divisors is an integer number (780497025840).

Almost surely, 2^{40486055133440} is an apocalyptic number.

40486055133440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40486055133440 is an abundant number, since it is smaller than the sum of its proper divisors (71905516587520).

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

40486055133440 is an equidigital number, since it uses as much as digits as its factorization.

40486055133440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63641408 (or 63641394 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 40486055133440 in words is "forty trillion, four hundred eighty-six billion, fifty-five million, one hundred thirty-three thousand, four hundred forty".