22026612020489 has 2 divisors, whose sum is σ = 22026612020490. Its totient is φ = 22026612020488.

The previous prime is 22026612020411. The next prime is 22026612020503. The reversal of 22026612020489 is 98402021662022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13279610574400 + 8747001446089 = 3644120^2 + 2957533^2 .

It is a cyclic number.

It is not a de Polignac number, because 22026612020489 - 2²⁸ = 22026343585033 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22026612020989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11013306010244 + 11013306010245.

It is an arithmetic number, because the mean of its divisors is an integer number (11013306010245).

Almost surely, 2^{22026612020489} is an apocalyptic number.

It is an amenable number.

22026612020489 is a deficient number, since it is larger than the sum of its proper divisors (1).

22026612020489 is an equidigital number, since it uses as much as digits as its factorization.

22026612020489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 22026612020489 in words is "twenty-two trillion, twenty-six billion, six hundred twelve million, twenty thousand, four hundred eighty-nine".