89666266698 has 24 divisors (see below), whose sum is σ = 194300897700. Its totient is φ = 29885065344.

The previous prime is 89666266693. The next prime is 89666266787.

89666266698 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 84246804009 + 5419462689 = 290253^2 + 73617^2 .

It is a super-3 number, since 3×89666266698³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (89666266693) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155653 + ... + 451176.

Almost surely, 2^89666266698 is an apocalyptic number.

89666266698 is an abundant number, since it is smaller than the sum of its proper divisors (104634631002).

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

89666266698 is a wasteful number, since it uses less digits than its factorization.

89666266698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615046 (or 615043 counting only the distinct ones).

The product of its digits is 483729408, while the sum is 72.

The spelling of 89666266698 in words is "eighty-nine billion, six hundred sixty-six million, two hundred sixty-six thousand, six hundred ninety-eight".