22936614881 has 2 divisors, whose sum is σ = 22936614882. Its totient is φ = 22936614880.

The previous prime is 22936614839. The next prime is 22936614947. The reversal of 22936614881 is 18841663922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22856601856 + 80013025 = 151184^2 + 8945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22936614881 is a prime.

It is a super-2 number, since 2×22936614881² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22936616881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11468307440 + 11468307441.

It is an arithmetic number, because the mean of its divisors is an integer number (11468307441).

Almost surely, 2^22936614881 is an apocalyptic number.

It is an amenable number.

22936614881 is a deficient number, since it is larger than the sum of its proper divisors (1).

22936614881 is an equidigital number, since it uses as much as digits as its factorization.

22936614881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 995328, while the sum is 50.

The spelling of 22936614881 in words is "twenty-two billion, nine hundred thirty-six million, six hundred fourteen thousand, eight hundred eighty-one".