83314778992 has 40 divisors (see below), whose sum is σ = 170550133200. Its totient is φ = 39318147072.

The previous prime is 83314778983. The next prime is 83314779029. The reversal of 83314778992 is 29987741338.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 83314778992.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427633 + ... + 591184.

It is an arithmetic number, because the mean of its divisors is an integer number (4263753330).

Almost surely, 2^83314778992 is an apocalyptic number.

It is an amenable number.

83314778992 is an abundant number, since it is smaller than the sum of its proper divisors (87235354208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83314778992 is a wasteful number, since it uses less digits than its factorization.

83314778992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019113 (or 1019107 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 61.

The spelling of 83314778992 in words is "eighty-three billion, three hundred fourteen million, seven hundred seventy-eight thousand, nine hundred ninety-two".