83319231842 has 32 divisors (see below), whose sum is σ = 155833282944. Its totient is φ = 32458809600.

The previous prime is 83319231839. The next prime is 83319231871. The reversal of 83319231842 is 24813291338.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 83319231793 and 83319231802.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2040458 + ... + 2080890.

It is an arithmetic number, because the mean of its divisors is an integer number (4869790092).

Almost surely, 2^83319231842 is an apocalyptic number.

83319231842 is a deficient number, since it is larger than the sum of its proper divisors (72514051102).

83319231842 is a wasteful number, since it uses less digits than its factorization.

83319231842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53834.

The product of its digits is 248832, while the sum is 44.

The spelling of 83319231842 in words is "eighty-three billion, three hundred nineteen million, two hundred thirty-one thousand, eight hundred forty-two".