505104099504 has 40 divisors (see below), whose sum is σ = 1312061408112. Its totient is φ = 167437820160.

The previous prime is 505104099497. The next prime is 505104099509. The reversal of 505104099504 is 405990401505.

It is not an unprimeable number, because it can be changed into a prime (505104099509) 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 7 ways as a sum of consecutive naturals, for example, 29060379 + ... + 29077754.

Almost surely, 2^505104099504 is an apocalyptic number.

It is an amenable number.

505104099504 is an abundant number, since it is smaller than the sum of its proper divisors (806957308608).

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

505104099504 is a wasteful number, since it uses less digits than its factorization.

505104099504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58138325 (or 58138319 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 505104099504 in words is "five hundred five billion, one hundred four million, ninety-nine thousand, five hundred four".