505252780504 has 64 divisors (see below), whose sum is σ = 960007680000. Its totient is φ = 249277564800.

The previous prime is 505252780499. The next prime is 505252780537. The reversal of 505252780504 is 405087252505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185821657 + ... + 185824375.

It is an arithmetic number, because the mean of its divisors is an integer number (15000120000).

Almost surely, 2^505252780504 is an apocalyptic number.

It is an amenable number.

505252780504 is a deficient number, since it is larger than the sum of its proper divisors (454754899496).

505252780504 is a wasteful number, since it uses less digits than its factorization.

505252780504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3848 (or 3844 counting only the distinct ones).

The product of its (nonzero) digits is 560000, while the sum is 43.

The spelling of 505252780504 in words is "five hundred five billion, two hundred fifty-two million, seven hundred eighty thousand, five hundred four".