22770882631649 has 2 divisors, whose sum is σ = 22770882631650. Its totient is φ = 22770882631648.

The previous prime is 22770882631633. The next prime is 22770882631657. The reversal of 22770882631649 is 94613628807722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15716015421649 + 7054867210000 = 3964343^2 + 2656100^2 .

It is a cyclic number.

It is not a de Polignac number, because 22770882631649 - 2⁴ = 22770882631633 is a prime.

It is not a weakly prime, because it can be changed into another prime (22770882631699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11385441315824 + 11385441315825.

It is an arithmetic number, because the mean of its divisors is an integer number (11385441315825).

Almost surely, 2^{22770882631649} is an apocalyptic number.

It is an amenable number.

22770882631649 is a deficient number, since it is larger than the sum of its proper divisors (1).

22770882631649 is an equidigital number, since it uses as much as digits as its factorization.

22770882631649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97542144, while the sum is 65.

The spelling of 22770882631649 in words is "twenty-two trillion, seven hundred seventy billion, eight hundred eighty-two million, six hundred thirty-one thousand, six hundred forty-nine".