22338246977 has 2 divisors, whose sum is σ = 22338246978. Its totient is φ = 22338246976.

The previous prime is 22338246961. The next prime is 22338247033. The reversal of 22338246977 is 77964283322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22150666561 + 187580416 = 148831^2 + 13696^2 .

It is a cyclic number.

It is not a de Polignac number, because 22338246977 - 2⁴ = 22338246961 is a prime.

It is not a weakly prime, because it can be changed into another prime (22338246937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11169123488 + 11169123489.

It is an arithmetic number, because the mean of its divisors is an integer number (11169123489).

Almost surely, 2^22338246977 is an apocalyptic number.

It is an amenable number.

22338246977 is a deficient number, since it is larger than the sum of its proper divisors (1).

22338246977 is an equidigital number, since it uses as much as digits as its factorization.

22338246977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6096384, while the sum is 53.

The spelling of 22338246977 in words is "twenty-two billion, three hundred thirty-eight million, two hundred forty-six thousand, nine hundred seventy-seven".