22525306550265 has 32 divisors (see below), whose sum is σ = 36807949601280. Its totient is φ = 11757686011904.

The previous prime is 22525306550261. The next prime is 22525306550291. The reversal of 22525306550265 is 56205560352522.

It is a cyclic number.

It is not a de Polignac number, because 22525306550265 - 2² = 22525306550261 is a prime.

It is a super-2 number, since 2×22525306550265² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22525306550261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45670657 + ... + 46161233.

It is an arithmetic number, because the mean of its divisors is an integer number (1150248425040).

Almost surely, 2^{22525306550265} is an apocalyptic number.

It is an amenable number.

22525306550265 is a deficient number, since it is larger than the sum of its proper divisors (14282643051015).

22525306550265 is a wasteful number, since it uses less digits than its factorization.

22525306550265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555761.

The product of its (nonzero) digits is 5400000, while the sum is 48.

The spelling of 22525306550265 in words is "twenty-two trillion, five hundred twenty-five billion, three hundred six million, five hundred fifty thousand, two hundred sixty-five".