22456066431025 has 6 divisors (see below), whose sum is σ = 27845522374502. Its totient is φ = 17964853144800.

The previous prime is 22456066431017. The next prime is 22456066431049. The reversal of 22456066431025 is 52013466065422.

It can be written as a sum of positive squares in 3 ways, for example, as 200203448481 + 22255862982544 = 447441^2 + 4717612^2 .

It is not a de Polignac number, because 22456066431025 - 2³ = 22456066431017 is a prime.

It is a Duffinian 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 5 ways as a sum of consecutive naturals, for example, 449121328596 + ... + 449121328645.

Almost surely, 2^{22456066431025} is an apocalyptic number.

22456066431025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22456066431025 is a deficient number, since it is larger than the sum of its proper divisors (5389455943477).

22456066431025 is an equidigital number, since it uses as much as digits as its factorization.

22456066431025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898242657251 (or 898242657246 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 22456066431025 in words is "twenty-two trillion, four hundred fifty-six billion, sixty-six million, four hundred thirty-one thousand, twenty-five".