22664101325 has 6 divisors (see below), whose sum is σ = 28103485674. Its totient is φ = 18131281040.

The previous prime is 22664101321. The next prime is 22664101351. The reversal of 22664101325 is 52310146622.

It can be written as a sum of positive squares in 3 ways, for example, as 11142244 + 22652959081 = 3338^2 + 150509^2 .

It is not a de Polignac number, because 22664101325 - 2² = 22664101321 is a prime.

It is a super-2 number, since 2×22664101325² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22664101291 and 22664101300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22664101321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 453282002 + ... + 453282051.

It is an arithmetic number, because the mean of its divisors is an integer number (4683914279).

Almost surely, 2^22664101325 is an apocalyptic number.

22664101325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22664101325 is a deficient number, since it is larger than the sum of its proper divisors (5439384349).

22664101325 is an equidigital number, since it uses as much as digits as its factorization.

22664101325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906564063 (or 906564058 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 22664101325 its reverse (52310146622), we get a palindrome (74974247947).

The spelling of 22664101325 in words is "twenty-two billion, six hundred sixty-four million, one hundred one thousand, three hundred twenty-five".