501604421104422 has 64 divisors (see below), whose sum is σ = 1150736055705600. Its totient is φ = 161793497718720.

The previous prime is 501604421104403. The next prime is 501604421104427. The reversal of 501604421104422 is 224401124406105.

501604421104422 is a `hidden beast` number, since 5 + 0 + 1 + 60 + 4 + 42 + 110 + 442 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501604421104427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5534979 + ... + 32153457.

It is an arithmetic number, because the mean of its divisors is an integer number (17980250870400).

Almost surely, 2^{501604421104422} is an apocalyptic number.

501604421104422 is an abundant number, since it is smaller than the sum of its proper divisors (649131634601178).

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

501604421104422 is a wasteful number, since it uses less digits than its factorization.

501604421104422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26629778 (or 26629772 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The spelling of 501604421104422 in words is "five hundred one trillion, six hundred four billion, four hundred twenty-one million, one hundred four thousand, four hundred twenty-two".