22334745181225 has 27 divisors (see below), whose sum is σ = 29230025283927. Its totient is φ = 16927045552080.

The previous prime is 22334745181201. The next prime is 22334745181291. The reversal of 22334745181225 is 52218154743322.

The square root of 22334745181225 is 4725965.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8040508265241 + 14294236915984 = 2835579^2 + 3780772^2 .

It is not a de Polignac number, because 22334745181225 - 2¹⁷ = 22334745050153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 448941802 + ... + 448991548.

Almost surely, 2^{22334745181225} is an apocalyptic number.

22334745181225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22334745181225 is the 4725965-th square number.

22334745181225 is the 2362983-rd centered octagonal number.

It is an amenable number.

22334745181225 is a deficient number, since it is larger than the sum of its proper divisors (6895280102702).

22334745181225 is an frugal number, since it uses more digits than its factorization.

22334745181225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99542 (or 49771 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 49.

The spelling of 22334745181225 in words is "twenty-two trillion, three hundred thirty-four billion, seven hundred forty-five million, one hundred eighty-one thousand, two hundred twenty-five".