505054999975 has 6 divisors (see below), whose sum is σ = 626268200000. Its totient is φ = 404043999960.

The previous prime is 505054999907. The next prime is 505055000017. The reversal of 505054999975 is 579999450505.

It is not a de Polignac number, because 505054999975 - 2²⁵ = 505021445543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 505054999975.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10101099975 + ... + 10101100024.

Almost surely, 2^505054999975 is an apocalyptic number.

505054999975 is a deficient number, since it is larger than the sum of its proper divisors (121213200025).

505054999975 is a wasteful number, since it uses less digits than its factorization.

505054999975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20202200009 (or 20202200004 counting only the distinct ones).

The product of its (nonzero) digits is 114817500, while the sum is 67.

The spelling of 505054999975 in words is "five hundred five billion, fifty-four million, nine hundred ninety-nine thousand, nine hundred seventy-five".