22349766822916 has 81 divisors (see below), whose sum is σ = 42555527641053. Its totient is φ = 10265978062080.

The previous prime is 22349766822871. The next prime is 22349766822919. The reversal of 22349766822916 is 61922866794322.

The square root of 22349766822916 is 4727554.

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

It can be written as a sum of positive squares in 13 ways, for example, as 18666806660100 + 3682960162816 = 4320510^2 + 1919104^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22349766822919) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 42897824736 + ... + 42897825256.

Almost surely, 2^{22349766822916} is an apocalyptic number.

22349766822916 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22349766822916 is the 4727554-th square number.

It is an amenable number.

22349766822916 is a deficient number, since it is larger than the sum of its proper divisors (20205760818137).

22349766822916 is an frugal number, since it uses more digits than its factorization.

22349766822916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1770 (or 885 counting only the distinct ones).

The product of its digits is 188116992, while the sum is 67.

The spelling of 22349766822916 in words is "twenty-two trillion, three hundred forty-nine billion, seven hundred sixty-six million, eight hundred twenty-two thousand, nine hundred sixteen".