89666208932 has 6 divisors (see below), whose sum is σ = 156915865638. Its totient is φ = 44833104464.

The previous prime is 89666208899. The next prime is 89666209013. The reversal of 89666208932 is 23980266698.

It can be written as a sum of positive squares in only one way, i.e., 68003079076 + 21663129856 = 260774^2 + 147184^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11208276113 + ... + 11208276120.

It is an arithmetic number, because the mean of its divisors is an integer number (26152644273).

Almost surely, 2^89666208932 is an apocalyptic number.

It is an amenable number.

89666208932 is a deficient number, since it is larger than the sum of its proper divisors (67249656706).

89666208932 is a wasteful number, since it uses less digits than its factorization.

89666208932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22416552237 (or 22416552235 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 59.

The spelling of 89666208932 in words is "eighty-nine billion, six hundred sixty-six million, two hundred eight thousand, nine hundred thirty-two".