999992000039 has 2 divisors, whose sum is σ = 999992000040. Its totient is φ = 999992000038.

The previous prime is 999991999997. The next prime is 999992000107. The reversal of 999992000039 is 930000299999.

It is a weak prime.

It is an emirp because it is prime and its reverse (930000299999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 999992000039 - 2¹² = 999991995943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999992002039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499996000019 + 499996000020.

It is an arithmetic number, because the mean of its divisors is an integer number (499996000020).

Almost surely, 2^999992000039 is an apocalyptic number.

999992000039 is a deficient number, since it is larger than the sum of its proper divisors (1).

999992000039 is an equidigital number, since it uses as much as digits as its factorization.

999992000039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3188646, while the sum is 59.

The spelling of 999992000039 in words is "nine hundred ninety-nine billion, nine hundred ninety-two million, thirty-nine", and thus it is an aban number.