3504518181864 has 48 divisors (see below), whose sum is σ = 10847318183520. Its totient is φ = 1001290908960.

The previous prime is 3504518181833. The next prime is 3504518181881. The reversal of 3504518181864 is 4681818154053.

3504518181864 is a `hidden beast` number, since 3 + 5 + 0 + 451 + 8 + 1 + 8 + 186 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 3504518181864.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3476704042 + ... + 3476705049.

It is an arithmetic number, because the mean of its divisors is an integer number (225985795490).

Almost surely, 2^{3504518181864} is an apocalyptic number.

It is an amenable number.

3504518181864 is an abundant number, since it is smaller than the sum of its proper divisors (7342800001656).

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

3504518181864 is a wasteful number, since it uses less digits than its factorization.

3504518181864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6953409110 (or 6953409103 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 54.

The spelling of 3504518181864 in words is "three trillion, five hundred four billion, five hundred eighteen million, one hundred eighty-one thousand, eight hundred sixty-four".