504873819522 has 54 divisors (see below), whose sum is σ = 1099282105467. Its totient is φ = 167466281472.

The previous prime is 504873819521. The next prime is 504873819563. The reversal of 504873819522 is 225918378405.

504873819522 is a `hidden beast` number, since 5 + 0 + 4 + 87 + 38 + 1 + 9 + 522 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 329764211001 + 175109608521 = 574251^2 + 418461^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=502431.

It is a super-3 number, since 3×504873819522³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (504873819521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1124440354 + ... + 1124440802.

Almost surely, 2^504873819522 is an apocalyptic number.

504873819522 is an abundant number, since it is smaller than the sum of its proper divisors (594408285945).

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

504873819522 is an frugal number, since it uses more digits than its factorization.

504873819522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652 (or 827 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 54.

The spelling of 504873819522 in words is "five hundred four billion, eight hundred seventy-three million, eight hundred nineteen thousand, five hundred twenty-two".