22016974736497 has 16 divisors (see below), whose sum is σ = 24314382541008. Its totient is φ = 19806863569920.

The previous prime is 22016974736479. The next prime is 22016974736521. The reversal of 22016974736497 is 79463747961022.

It can be written as a sum of positive squares in 8 ways, for example, as 12511493791281 + 9505480945216 = 3537159^2 + 3083096^2 .

It is a cyclic number.

It is not a de Polignac number, because 22016974736497 - 2⁷ = 22016974736369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22016974736797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21164478 + ... + 22180375.

It is an arithmetic number, because the mean of its divisors is an integer number (1519648908813).

Almost surely, 2^{22016974736497} is an apocalyptic number.

It is an amenable number.

22016974736497 is a deficient number, since it is larger than the sum of its proper divisors (2297407804511).

22016974736497 is a wasteful number, since it uses less digits than its factorization.

22016974736497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43345860.

The product of its (nonzero) digits is 192036096, while the sum is 67.

The spelling of 22016974736497 in words is "twenty-two trillion, sixteen billion, nine hundred seventy-four million, seven hundred thirty-six thousand, four hundred ninety-seven".