83390378342 has 16 divisors (see below), whose sum is σ = 125507671440. Its totient is φ = 41554536192.

The previous prime is 83390378261. The next prime is 83390378389. The reversal of 83390378342 is 24387309338.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5578334 + ... + 5593262.

It is an arithmetic number, because the mean of its divisors is an integer number (7844229465).

Almost surely, 2^83390378342 is an apocalyptic number.

83390378342 is a deficient number, since it is larger than the sum of its proper divisors (42117293098).

83390378342 is a wasteful number, since it uses less digits than its factorization.

83390378342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24167.

The product of its (nonzero) digits is 2612736, while the sum is 50.

The spelling of 83390378342 in words is "eighty-three billion, three hundred ninety million, three hundred seventy-eight thousand, three hundred forty-two".