26098557319 has 2 divisors, whose sum is σ = 26098557320. Its totient is φ = 26098557318.

The previous prime is 26098557269. The next prime is 26098557341. The reversal of 26098557319 is 91375589062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26098557319 - 2²³ = 26090168711 is a prime.

It is a super-2 number, since 2×26098557319² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26098557319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26098557619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13049278659 + 13049278660.

It is an arithmetic number, because the mean of its divisors is an integer number (13049278660).

Almost surely, 2^26098557319 is an apocalyptic number.

26098557319 is a deficient number, since it is larger than the sum of its proper divisors (1).

26098557319 is an equidigital number, since it uses as much as digits as its factorization.

26098557319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4082400, while the sum is 55.

The spelling of 26098557319 in words is "twenty-six billion, ninety-eight million, five hundred fifty-seven thousand, three hundred nineteen".