40500215731344 has 40 divisors (see below), whose sum is σ = 104640869957472. Its totient is φ = 13498096084480.

The previous prime is 40500215731307. The next prime is 40500215731373. The reversal of 40500215731344 is 44313751200504.

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, 61413162 + ... + 62069129.

Almost surely, 2^{40500215731344} is an apocalyptic number.

It is an amenable number.

40500215731344 is an abundant number, since it is smaller than the sum of its proper divisors (64140654226128).

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

40500215731344 is a wasteful number, since it uses less digits than its factorization.

40500215731344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123489135 (or 123489129 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

Adding to 40500215731344 its reverse (44313751200504), we get a palindrome (84813966931848).

The spelling of 40500215731344 in words is "forty trillion, five hundred billion, two hundred fifteen million, seven hundred thirty-one thousand, three hundred forty-four".