22444663023453 has 32 divisors (see below), whose sum is σ = 32830027776000. Its totient is φ = 13526487086400.

The previous prime is 22444663023361. The next prime is 22444663023467. The reversal of 22444663023453 is 35432036644422.

It is not a de Polignac number, because 22444663023453 - 2¹² = 22444663019357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22444663023253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70555648 + ... + 70873046.

It is an arithmetic number, because the mean of its divisors is an integer number (1025938368000).

Almost surely, 2^{22444663023453} is an apocalyptic number.

It is an amenable number.

22444663023453 is a deficient number, since it is larger than the sum of its proper divisors (10385364752547).

22444663023453 is a wasteful number, since it uses less digits than its factorization.

22444663023453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329433.

The product of its (nonzero) digits is 9953280, while the sum is 48.

Adding to 22444663023453 its reverse (35432036644422), we get a palindrome (57876699667875).

The spelling of 22444663023453 in words is "twenty-two trillion, four hundred forty-four billion, six hundred sixty-three million, twenty-three thousand, four hundred fifty-three".