89787278796 has 12 divisors (see below), whose sum is σ = 209503650552. Its totient is φ = 29929092928.

The previous prime is 89787278741. The next prime is 89787278803. The reversal of 89787278796 is 69787278798.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3741136605 + ... + 3741136628.

It is an arithmetic number, because the mean of its divisors is an integer number (17458637546).

Almost surely, 2^89787278796 is an apocalyptic number.

It is an amenable number.

89787278796 is an abundant number, since it is smaller than the sum of its proper divisors (119716371756).

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

89787278796 is a wasteful number, since it uses less digits than its factorization.

89787278796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7482273240 (or 7482273238 counting only the distinct ones).

The product of its digits is 1194891264, while the sum is 78.

The spelling of 89787278796 in words is "eighty-nine billion, seven hundred eighty-seven million, two hundred seventy-eight thousand, seven hundred ninety-six".