992387783299 has 4 divisors (see below), whose sum is σ = 1082604854520. Its totient is φ = 902170712080.

The previous prime is 992387783293. The next prime is 992387783327.

992387783299 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 992387783299 - 2³ = 992387783291 is a prime.

It is a super-2 number, since 2×992387783299² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (992387783291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45108535594 + ... + 45108535615.

It is an arithmetic number, because the mean of its divisors is an integer number (270651213630).

Almost surely, 2^992387783299 is an apocalyptic number.

992387783299 is a deficient number, since it is larger than the sum of its proper divisors (90217071221).

992387783299 is a wasteful number, since it uses less digits than its factorization.

992387783299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90217071220.

The product of its digits is 740710656, while the sum is 76.

The spelling of 992387783299 in words is "nine hundred ninety-two billion, three hundred eighty-seven million, seven hundred eighty-three thousand, two hundred ninety-nine".