992258986319 has 4 divisors (see below), whose sum is σ = 992261953944. Its totient is φ = 992256018696.

The previous prime is 992258986309. The next prime is 992258986343. The reversal of 992258986319 is 913689852299.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 992258986319 - 2¹² = 992258982223 is a prime.

It is a super-2 number, since 2×992258986319² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992258986309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 907712 + ... + 1675845.

It is an arithmetic number, because the mean of its divisors is an integer number (248065488486).

Almost surely, 2^992258986319 is an apocalyptic number.

992258986319 is a deficient number, since it is larger than the sum of its proper divisors (2967625).

992258986319 is a wasteful number, since it uses less digits than its factorization.

992258986319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2967624.

The product of its digits is 151165440, while the sum is 71.

The spelling of 992258986319 in words is "nine hundred ninety-two billion, two hundred fifty-eight million, nine hundred eighty-six thousand, three hundred nineteen".