22027462525 has 24 divisors (see below), whose sum is σ = 28077191784. Its totient is φ = 17130470400.

The previous prime is 22027462507. The next prime is 22027462543. The reversal of 22027462525 is 52526472022.

It is an interprime number because it is at equal distance from previous prime (22027462507) and next prime (22027462543).

It can be written as a sum of positive squares in 12 ways, for example, as 39614436 + 21987848089 = 6294^2 + 148283^2 .

It is not a de Polignac number, because 22027462525 - 2¹⁵ = 22027429757 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1093545 + ... + 1113505.

It is an arithmetic number, because the mean of its divisors is an integer number (1169882991).

Almost surely, 2^22027462525 is an apocalyptic number.

22027462525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22027462525 is a deficient number, since it is larger than the sum of its proper divisors (6049729259).

22027462525 is a wasteful number, since it uses less digits than its factorization.

22027462525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21201 (or 21196 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 37.

The spelling of 22027462525 in words is "twenty-two billion, twenty-seven million, four hundred sixty-two thousand, five hundred twenty-five".