22477020340961 has 2 divisors, whose sum is σ = 22477020340962. Its totient is φ = 22477020340960.

The previous prime is 22477020340939. The next prime is 22477020340969. The reversal of 22477020340961 is 16904302077422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22107910629025 + 369109711936 = 4701905^2 + 607544^2 .

It is a cyclic number.

It is not a de Polignac number, because 22477020340961 - 2²² = 22477016146657 is a prime.

It is not a weakly prime, because it can be changed into another prime (22477020340969) 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, 11238510170480 + 11238510170481.

It is an arithmetic number, because the mean of its divisors is an integer number (11238510170481).

Almost surely, 2^{22477020340961} is an apocalyptic number.

It is an amenable number.

22477020340961 is a deficient number, since it is larger than the sum of its proper divisors (1).

22477020340961 is an equidigital number, since it uses as much as digits as its factorization.

22477020340961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 22477020340961 in words is "twenty-two trillion, four hundred seventy-seven billion, twenty million, three hundred forty thousand, nine hundred sixty-one".