23098717519 has 2 divisors, whose sum is σ = 23098717520. Its totient is φ = 23098717518.

The previous prime is 23098717517. The next prime is 23098717549. The reversal of 23098717519 is 91571789032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23098717519 - 2¹ = 23098717517 is a prime.

It is a super-2 number, since 2×23098717519² (a number of 22 digits) contains 22 as substring.

Together with 23098717517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23098717517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11549358759 + 11549358760.

It is an arithmetic number, because the mean of its divisors is an integer number (11549358760).

Almost surely, 2^23098717519 is an apocalyptic number.

23098717519 is a deficient number, since it is larger than the sum of its proper divisors (1).

23098717519 is an equidigital number, since it uses as much as digits as its factorization.

23098717519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 952560, while the sum is 52.

The spelling of 23098717519 in words is "twenty-three billion, ninety-eight million, seven hundred seventeen thousand, five hundred nineteen".