22751431289 has 2 divisors, whose sum is σ = 22751431290. Its totient is φ = 22751431288.

The previous prime is 22751431273. The next prime is 22751431301. The reversal of 22751431289 is 98213415722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21230821264 + 1520610025 = 145708^2 + 38995^2 .

It is a cyclic number.

It is not a de Polignac number, because 22751431289 - 2⁴ = 22751431273 is a prime.

It is not a weakly prime, because it can be changed into another prime (22751431259) 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, 11375715644 + 11375715645.

It is an arithmetic number, because the mean of its divisors is an integer number (11375715645).

Almost surely, 2^22751431289 is an apocalyptic number.

It is an amenable number.

22751431289 is a deficient number, since it is larger than the sum of its proper divisors (1).

22751431289 is an equidigital number, since it uses as much as digits as its factorization.

22751431289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 44.

The spelling of 22751431289 in words is "twenty-two billion, seven hundred fifty-one million, four hundred thirty-one thousand, two hundred eighty-nine".