999992000017 has 4 divisors (see below), whose sum is σ = 1000355768500. Its totient is φ = 999628231536.

The previous prime is 999991999997. The next prime is 999992000039. The reversal of 999992000017 is 710000299999.

999992000017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 999996²+1.

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

It can be written as a sum of positive squares in 2 ways, for example, as 119174086656 + 880817913361 = 345216^2 + 938519^2 .

It is a cyclic number.

It is not a de Polignac number, because 999992000017 - 2²⁷ = 999857782289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999992000717) 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, 181880118 + ... + 181885615.

It is an arithmetic number, because the mean of its divisors is an integer number (250088942125).

Almost surely, 2^999992000017 is an apocalyptic number.

It is an amenable number.

999992000017 is a deficient number, since it is larger than the sum of its proper divisors (363768483).

999992000017 is a wasteful number, since it uses less digits than its factorization.

999992000017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363768482.

The product of its (nonzero) digits is 826686, while the sum is 55.

The spelling of 999992000017 in words is "nine hundred ninety-nine billion, nine hundred ninety-two million, seventeen", and thus it is an aban number.