22525255113125 has 10 divisors (see below), whose sum is σ = 28147558790142. Its totient is φ = 18020204090000.

The previous prime is 22525255113019. The next prime is 22525255113131. The reversal of 22525255113125 is 52131155252522.

It can be written as a sum of positive squares in 5 ways, for example, as 5023273282756 + 17501981830369 = 2241266^2 + 4183537^2 .

It is not a de Polignac number, because 22525255113125 - 2¹² = 22525255109029 is a prime.

It is a super-2 number, since 2×22525255113125² (a number of 28 digits) contains 22 as substring.

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 9 ways as a sum of consecutive naturals, for example, 18020203466 + ... + 18020204715.

Almost surely, 2^{22525255113125} is an apocalyptic number.

22525255113125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22525255113125 is a deficient number, since it is larger than the sum of its proper divisors (5622303677017).

22525255113125 is an frugal number, since it uses more digits than its factorization.

22525255113125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36040408201 (or 36040408186 counting only the distinct ones).

The product of its digits is 300000, while the sum is 41.

The spelling of 22525255113125 in words is "twenty-two trillion, five hundred twenty-five billion, two hundred fifty-five million, one hundred thirteen thousand, one hundred twenty-five".