83966065374 has 32 divisors (see below), whose sum is σ = 177577344000. Its totient is φ = 26425195200.

The previous prime is 83966065357. The next prime is 83966065397. The reversal of 83966065374 is 47356066938.

It is a congruent number.

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, 5497624 + ... + 5512875.

It is an arithmetic number, because the mean of its divisors is an integer number (5549292000).

Almost surely, 2^83966065374 is an apocalyptic number.

83966065374 is an abundant number, since it is smaller than the sum of its proper divisors (93611278626).

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

83966065374 is a wasteful number, since it uses less digits than its factorization.

83966065374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11010576.

The product of its (nonzero) digits is 19595520, while the sum is 57.

The spelling of 83966065374 in words is "eighty-three billion, nine hundred sixty-six million, sixty-five thousand, three hundred seventy-four".