508049102440 has 64 divisors (see below), whose sum is σ = 1320384317760. Its totient is φ = 173877765120.

The previous prime is 508049102419. The next prime is 508049102447. The reversal of 508049102440 is 44201940805.

It is a super-2 number, since 2×508049102440² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 508049102440.

It is not an unprimeable number, because it can be changed into a prime (508049102447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33953022 + ... + 33967981.

It is an arithmetic number, because the mean of its divisors is an integer number (20631004965).

Almost surely, 2^508049102440 is an apocalyptic number.

It is an amenable number.

508049102440 is an abundant number, since it is smaller than the sum of its proper divisors (812335215320).

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

508049102440 is a wasteful number, since it uses less digits than its factorization.

508049102440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67921042 (or 67921038 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 508049102440 in words is "five hundred eight billion, forty-nine million, one hundred two thousand, four hundred forty".