89678316138 has 32 divisors (see below), whose sum is σ = 185529382080. Its totient is φ = 28875605760.

The previous prime is 89678316097. The next prime is 89678316187. The reversal of 89678316138 is 83161387698.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1422223 + ... + 1483938.

It is an arithmetic number, because the mean of its divisors is an integer number (5797793190).

Almost surely, 2^89678316138 is an apocalyptic number.

89678316138 is an abundant number, since it is smaller than the sum of its proper divisors (95851065942).

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

89678316138 is a wasteful number, since it uses less digits than its factorization.

89678316138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906342.

The product of its digits is 10450944, while the sum is 60.

The spelling of 89678316138 in words is "eighty-nine billion, six hundred seventy-eight million, three hundred sixteen thousand, one hundred thirty-eight".