40915893504 has 36 divisors (see below), whose sum is σ = 108895947776. Its totient is φ = 13638630912.

The previous prime is 40915893503. The next prime is 40915893517. The reversal of 40915893504 is 40539851904.

It is a super-3 number, since 3×40915893504³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40915893503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26637184 + ... + 26638719.

Almost surely, 2^40915893504 is an apocalyptic number.

It is an amenable number.

40915893504 is an abundant number, since it is smaller than the sum of its proper divisors (67980054272).

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

40915893504 is an equidigital number, since it uses as much as digits as its factorization.

40915893504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53275922 (or 53275908 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 40915893504 in words is "forty billion, nine hundred fifteen million, eight hundred ninety-three thousand, five hundred four".