505201252504 has 32 divisors (see below), whose sum is σ = 1064470871520. Its totient is φ = 223031990016.

The previous prime is 505201252483. The next prime is 505201252513. The reversal of 505201252504 is 405252102505.

It is a happy number.

It is a super-2 number, since 2×505201252504² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105599877 + ... + 105604660.

It is an arithmetic number, because the mean of its divisors is an integer number (33264714735).

Almost surely, 2^505201252504 is an apocalyptic number.

It is an amenable number.

505201252504 is an abundant number, since it is smaller than the sum of its proper divisors (559269619016).

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

505201252504 is a wasteful number, since it uses less digits than its factorization.

505201252504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211204579 (or 211204575 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The spelling of 505201252504 in words is "five hundred five billion, two hundred one million, two hundred fifty-two thousand, five hundred four".