22313521552444 has 12 divisors (see below), whose sum is σ = 39250987395424. Its totient is φ = 11098953725184.

The previous prime is 22313521552429. The next prime is 22313521552463. The reversal of 22313521552444 is 44425512531322.

It is a super-3 number, since 3×22313521552444³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22313521552444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14451761892 + ... + 14451763435.

Almost surely, 2^{22313521552444} is an apocalyptic number.

It is an amenable number.

22313521552444 is a deficient number, since it is larger than the sum of its proper divisors (16937465842980).

22313521552444 is a wasteful number, since it uses less digits than its factorization.

22313521552444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28903525524 (or 28903525522 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 43.

The spelling of 22313521552444 in words is "twenty-two trillion, three hundred thirteen billion, five hundred twenty-one million, five hundred fifty-two thousand, four hundred forty-four".