28817592319 has 2 divisors, whose sum is σ = 28817592320. Its totient is φ = 28817592318.

The previous prime is 28817592301. The next prime is 28817592341. The reversal of 28817592319 is 91329571882.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28817592319 - 2¹⁷ = 28817461247 is a prime.

It is a super-2 number, since 2×28817592319² (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 28817592319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28817592389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14408796159 + 14408796160.

It is an arithmetic number, because the mean of its divisors is an integer number (14408796160).

Almost surely, 2^28817592319 is an apocalyptic number.

28817592319 is a deficient number, since it is larger than the sum of its proper divisors (1).

28817592319 is an equidigital number, since it uses as much as digits as its factorization.

28817592319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 55.

The spelling of 28817592319 in words is "twenty-eight billion, eight hundred seventeen million, five hundred ninety-two thousand, three hundred nineteen".