89766066798 has 24 divisors (see below), whose sum is σ = 194609742600. Its totient is φ = 29904084144.

The previous prime is 89766066743. The next prime is 89766066809.

89766066798 is a `hidden beast` number, since 8 + 9 + 7 + 6 + 606 + 6 + 7 + 9 + 8 = 666.

89766066798 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1463968 + ... + 1524051.

It is an arithmetic number, because the mean of its divisors is an integer number (8108739275).

Almost surely, 2^89766066798 is an apocalyptic number.

89766066798 is an abundant number, since it is smaller than the sum of its proper divisors (104843675802).

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

89766066798 is a wasteful number, since it uses less digits than its factorization.

89766066798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989696 (or 2989693 counting only the distinct ones).

The product of its (nonzero) digits is 329204736, while the sum is 72.

The spelling of 89766066798 in words is "eighty-nine billion, seven hundred sixty-six million, sixty-six thousand, seven hundred ninety-eight".