84426178326 has 32 divisors (see below), whose sum is σ = 194129671680. Its totient is φ = 23977321536.

The previous prime is 84426178307. The next prime is 84426178327. The reversal of 84426178326 is 62387162448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84426178327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6011391 + ... + 6025418.

It is an arithmetic number, because the mean of its divisors is an integer number (6066552240).

Almost surely, 2^84426178326 is an apocalyptic number.

84426178326 is an abundant number, since it is smaller than the sum of its proper divisors (109703493354).

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

84426178326 is a wasteful number, since it uses less digits than its factorization.

84426178326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12036988.

The product of its digits is 3096576, while the sum is 51.

The spelling of 84426178326 in words is "eighty-four billion, four hundred twenty-six million, one hundred seventy-eight thousand, three hundred twenty-six".