22396734845 has 8 divisors (see below), whose sum is σ = 26877464376. Its totient is φ = 17916466176.

The previous prime is 22396734821. The next prime is 22396734869. The reversal of 22396734845 is 54843769322.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22396734821) and next prime (22396734869).

It can be written as a sum of positive squares in 4 ways, for example, as 3994998436 + 18401736409 = 63206^2 + 135653^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22396734845 - 2¹² = 22396730749 is a prime.

It is a super-2 number, since 2×22396734845² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2669 + ... + 211661.

It is an arithmetic number, because the mean of its divisors is an integer number (3359683047).

Almost surely, 2^22396734845 is an apocalyptic number.

It is an amenable number.

22396734845 is a deficient number, since it is larger than the sum of its proper divisors (4480729531).

22396734845 is a wasteful number, since it uses less digits than its factorization.

22396734845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230431.

The product of its digits is 8709120, while the sum is 53.

The spelling of 22396734845 in words is "twenty-two billion, three hundred ninety-six million, seven hundred thirty-four thousand, eight hundred forty-five".