22455362525 has 12 divisors (see below), whose sum is σ = 27923540532. Its totient is φ = 17913392640.

The previous prime is 22455362491. The next prime is 22455362549. The reversal of 22455362525 is 52526355422.

It can be written as a sum of positive squares in 6 ways, for example, as 530933764 + 21924428761 = 23042^2 + 148069^2 .

It is not a de Polignac number, because 22455362525 - 2³⁴ = 5275493341 is a prime.

It is a super-2 number, since 2×22455362525² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent 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, 1263434 + ... + 1281083.

It is an arithmetic number, because the mean of its divisors is an integer number (2326961711).

Almost surely, 2^22455362525 is an apocalyptic number.

22455362525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22455362525 is a deficient number, since it is larger than the sum of its proper divisors (5468178007).

22455362525 is a wasteful number, since it uses less digits than its factorization.

22455362525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544880 (or 2544875 counting only the distinct ones).

The product of its digits is 720000, while the sum is 41.

The spelling of 22455362525 in words is "twenty-two billion, four hundred fifty-five million, three hundred sixty-two thousand, five hundred twenty-five".