2225306356444 has 12 divisors (see below), whose sum is σ = 3894296702800. Its totient is φ = 1112650155648.

The previous prime is 2225306356381. The next prime is 2225306356447. The reversal of 2225306356444 is 4446536035222.

It is a junction number, because it is equal to n+sod(n) for n = 2225306356394 and 2225306356403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225306356447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2099692 + ... + 2976460.

Almost surely, 2^{2225306356444} is an apocalyptic number.

It is an amenable number.

2225306356444 is a deficient number, since it is larger than the sum of its proper divisors (1668990346356).

2225306356444 is a wasteful number, since it uses less digits than its factorization.

2225306356444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511292 (or 1511290 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 46.

The spelling of 2225306356444 in words is "two trillion, two hundred twenty-five billion, three hundred six million, three hundred fifty-six thousand, four hundred forty-four".