505549131824 has 40 divisors (see below), whose sum is σ = 1068701366592. Its totient is φ = 229761869120.

The previous prime is 505549131811. The next prime is 505549131833. The reversal of 505549131824 is 428131945505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1035647 + ... + 1443489.

Almost surely, 2^505549131824 is an apocalyptic number.

It is an amenable number.

505549131824 is an abundant number, since it is smaller than the sum of its proper divisors (563152234768).

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

505549131824 is a wasteful number, since it uses less digits than its factorization.

505549131824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414905 (or 414899 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 505549131824 in words is "five hundred five billion, five hundred forty-nine million, one hundred thirty-one thousand, eight hundred twenty-four".