83168122638 has 16 divisors (see below), whose sum is σ = 166353330816. Its totient is φ = 27719859960.

The previous prime is 83168122607. The next prime is 83168122643. The reversal of 83168122638 is 83622186138.

It is a Curzon number.

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, 648178 + ... + 765813.

It is an arithmetic number, because the mean of its divisors is an integer number (10397083176).

Almost surely, 2^83168122638 is an apocalyptic number.

83168122638 is an abundant number, since it is smaller than the sum of its proper divisors (83185208178).

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

83168122638 is a wasteful number, since it uses less digits than its factorization.

83168122638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1423799.

The product of its digits is 663552, while the sum is 48.

The spelling of 83168122638 in words is "eighty-three billion, one hundred sixty-eight million, one hundred twenty-two thousand, six hundred thirty-eight".