22018964717459 has 2 divisors, whose sum is σ = 22018964717460. Its totient is φ = 22018964717458.

The previous prime is 22018964717447. The next prime is 22018964717483. The reversal of 22018964717459 is 95471746981022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22018964717459 - 2¹² = 22018964713363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22018964717395 and 22018964717404.

It is not a weakly prime, because it can be changed into another prime (22018964717059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11009482358729 + 11009482358730.

It is an arithmetic number, because the mean of its divisors is an integer number (11009482358730).

Almost surely, 2^{22018964717459} is an apocalyptic number.

22018964717459 is a deficient number, since it is larger than the sum of its proper divisors (1).

22018964717459 is an equidigital number, since it uses as much as digits as its factorization.

22018964717459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60963840, while the sum is 65.

The spelling of 22018964717459 in words is "twenty-two trillion, eighteen billion, nine hundred sixty-four million, seven hundred seventeen thousand, four hundred fifty-nine".