522763367225 has 12 divisors (see below), whose sum is σ = 707156264400. Its totient is φ = 380191539600.

The previous prime is 522763367213. The next prime is 522763367249.

522763367225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 522763367225 - 2⁴ = 522763367209 is a prime.

It is a super-2 number, since 2×522763367225² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 950478575 + ... + 950479124.

It is an arithmetic number, because the mean of its divisors is an integer number (58929688700).

Almost surely, 2^522763367225 is an apocalyptic number.

522763367225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522763367225 is a deficient number, since it is larger than the sum of its proper divisors (184392897175).

522763367225 is a wasteful number, since it uses less digits than its factorization.

522763367225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900957720 (or 1900957715 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 50.

It can be divided in two parts, 522763 and 367225, that added together give a palindrome (889988).

The spelling of 522763367225 in words is "five hundred twenty-two billion, seven hundred sixty-three million, three hundred sixty-seven thousand, two hundred twenty-five".