83881338814 has 32 divisors (see below), whose sum is σ = 163008276480. Its totient is φ = 31437307872.

The previous prime is 83881338781. The next prime is 83881338823. The reversal of 83881338814 is 41883318838.

It is a happy number.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 12125134 + ... + 12132049.

It is an arithmetic number, because the mean of its divisors is an integer number (5094008640).

Almost surely, 2^83881338814 is an apocalyptic number.

83881338814 is a deficient number, since it is larger than the sum of its proper divisors (79126937666).

83881338814 is a wasteful number, since it uses less digits than its factorization.

83881338814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24257224.

The product of its digits is 3538944, while the sum is 55.

The spelling of 83881338814 in words is "eighty-three billion, eight hundred eighty-one million, three hundred thirty-eight thousand, eight hundred fourteen".