22665166325 has 24 divisors (see below), whose sum is σ = 28227360000. Its totient is φ = 18053256960.

The previous prime is 22665166297. The next prime is 22665166351. The reversal of 22665166325 is 52366156622.

It is not a de Polignac number, because 22665166325 - 2⁶ = 22665166261 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5973629 + ... + 5977421.

It is an arithmetic number, because the mean of its divisors is an integer number (1176140000).

Almost surely, 2^22665166325 is an apocalyptic number.

22665166325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22665166325 is a deficient number, since it is larger than the sum of its proper divisors (5562193675).

22665166325 is a wasteful number, since it uses less digits than its factorization.

22665166325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4781 (or 4776 counting only the distinct ones).

The product of its digits is 777600, while the sum is 44.

The spelling of 22665166325 in words is "twenty-two billion, six hundred sixty-five million, one hundred sixty-six thousand, three hundred twenty-five".