504551513032025 has 12 divisors (see below), whose sum is σ = 625644568331772. Its totient is φ = 403640763863040.

The previous prime is 504551513032001. The next prime is 504551513032027. The reversal of 504551513032025 is 520230315155405.

It can be written as a sum of positive squares in 6 ways, for example, as 65374776608089 + 439176736423936 = 8085467^2 + 20956544^2 .

It is not a de Polignac number, because 504551513032025 - 2²² = 504551508837721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504551513032027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12902249 + ... + 34286601.

It is an arithmetic number, because the mean of its divisors is an integer number (52137047360981).

Almost surely, 2^{504551513032025} is an apocalyptic number.

It is an amenable number.

504551513032025 is a deficient number, since it is larger than the sum of its proper divisors (121093055299747).

504551513032025 is a wasteful number, since it uses less digits than its factorization.

504551513032025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22328140 (or 22328135 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 504551513032025 in words is "five hundred four trillion, five hundred fifty-one billion, five hundred thirteen million, thirty-two thousand, twenty-five".