89559666890 has 16 divisors (see below), whose sum is σ = 161268075360. Its totient is φ = 35810383440.

The previous prime is 89559666877. The next prime is 89559666919. The reversal of 89559666890 is 9866695598.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1657496 + ... + 1710675.

It is an arithmetic number, because the mean of its divisors is an integer number (10079254710).

Almost surely, 2^89559666890 is an apocalyptic number.

89559666890 is a deficient number, since it is larger than the sum of its proper divisors (71708408470).

89559666890 is a wasteful number, since it uses less digits than its factorization.

89559666890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370837.

The product of its (nonzero) digits is 251942400, while the sum is 71.

The spelling of 89559666890 in words is "eighty-nine billion, five hundred fifty-nine million, six hundred sixty-six thousand, eight hundred ninety".