83455378226 has 16 divisors (see below), whose sum is σ = 137164955040. Its totient is φ = 37767149280.

The previous prime is 83455378219. The next prime is 83455378229. The reversal of 83455378226 is 62287355438.

It is not an unprimeable number, because it can be changed into a prime (83455378229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8350571 + ... + 8360558.

It is an arithmetic number, because the mean of its divisors is an integer number (8572809690).

Almost surely, 2^83455378226 is an apocalyptic number.

83455378226 is a deficient number, since it is larger than the sum of its proper divisors (53709576814).

83455378226 is a wasteful number, since it uses less digits than its factorization.

83455378226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16711369.

The product of its digits is 9676800, while the sum is 53.

The spelling of 83455378226 in words is "eighty-three billion, four hundred fifty-five million, three hundred seventy-eight thousand, two hundred twenty-six".