504219013686 has 12 divisors (see below), whose sum is σ = 1092474529692. Its totient is φ = 168073004556.

The previous prime is 504219013681. The next prime is 504219013873. The reversal of 504219013686 is 686310912405.

504219013686 is a `hidden beast` number, since 5 + 0 + 421 + 90 + 136 + 8 + 6 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504219013681) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14006083696 + ... + 14006083731.

It is an arithmetic number, because the mean of its divisors is an integer number (91039544141).

Almost surely, 2^504219013686 is an apocalyptic number.

504219013686 is an abundant number, since it is smaller than the sum of its proper divisors (588255516006).

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

504219013686 is a wasteful number, since it uses less digits than its factorization.

504219013686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28012167435 (or 28012167432 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 504219013686 in words is "five hundred four billion, two hundred nineteen million, thirteen thousand, six hundred eighty-six".