22425214552225 has 12 divisors (see below), whose sum is σ = 27807588960444. Its totient is φ = 17939963309120.

The previous prime is 22425214552187. The next prime is 22425214552283. The reversal of 22425214552225 is 52225541252422.

It can be written as a sum of positive squares in 6 ways, for example, as 3398414823441 + 19026799728784 = 1843479^2 + 4361972^2 .

It is not a de Polignac number, because 22425214552225 - 2⁹ = 22425214551713 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 (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2993974 + ... + 7335823.

It is an arithmetic number, because the mean of its divisors is an integer number (2317299080037).

Almost surely, 2^{22425214552225} is an apocalyptic number.

22425214552225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22425214552225 is a deficient number, since it is larger than the sum of its proper divisors (5382374408219).

22425214552225 is a wasteful number, since it uses less digits than its factorization.

22425214552225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10416644 (or 10416639 counting only the distinct ones).

The product of its digits is 1280000, while the sum is 43.

The spelling of 22425214552225 in words is "twenty-two trillion, four hundred twenty-five billion, two hundred fourteen million, five hundred fifty-two thousand, two hundred twenty-five".