8400504822164 has 48 divisors (see below), whose sum is σ = 18102884381568. Its totient is φ = 3321533685888.

The previous prime is 8400504822163. The next prime is 8400504822169. The reversal of 8400504822164 is 4612284050048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8400504822163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5356799 + ... + 6745094.

It is an arithmetic number, because the mean of its divisors is an integer number (377143424616).

Almost surely, 2^{8400504822164} is an apocalyptic number.

It is an amenable number.

8400504822164 is an abundant number, since it is smaller than the sum of its proper divisors (9702379559404).

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

8400504822164 is a wasteful number, since it uses less digits than its factorization.

8400504822164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12103824 (or 12103822 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 44.

The spelling of 8400504822164 in words is "eight trillion, four hundred billion, five hundred four million, eight hundred twenty-two thousand, one hundred sixty-four".