22149560894224 has 15 divisors (see below), whose sum is σ = 42914810706663. Its totient is φ = 11074771034448.

The previous prime is 22149560894177. The next prime is 22149560894269. The reversal of 22149560894224 is 42249806594122.

The square root of 22149560894224 is 4706332.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 18237037 + ... + 19413619.

Almost surely, 2^{22149560894224} is an apocalyptic number.

22149560894224 is the 4706332-nd square number.

It is an amenable number.

22149560894224 is a deficient number, since it is larger than the sum of its proper divisors (20765249812439).

22149560894224 is an frugal number, since it uses more digits than its factorization.

22149560894224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353174 (or 1176585 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 58.

The spelling of 22149560894224 in words is "twenty-two trillion, one hundred forty-nine billion, five hundred sixty million, eight hundred ninety-four thousand, two hundred twenty-four".