505535507504 has 10 divisors (see below), whose sum is σ = 979475045820. Its totient is φ = 252767753744.

The previous prime is 505535507443. The next prime is 505535507513. The reversal of 505535507504 is 405705535505.

It is a super-2 number, since 2×505535507504² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15797984594 + ... + 15797984625.

It is an arithmetic number, because the mean of its divisors is an integer number (97947504582).

Almost surely, 2^505535507504 is an apocalyptic number.

It is an amenable number.

505535507504 is a deficient number, since it is larger than the sum of its proper divisors (473939538316).

505535507504 is a wasteful number, since it uses less digits than its factorization.

505535507504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31595969227 (or 31595969221 counting only the distinct ones).

The product of its (nonzero) digits is 1312500, while the sum is 44.

The spelling of 505535507504 in words is "five hundred five billion, five hundred thirty-five million, five hundred seven thousand, five hundred four".