89143474986 has 12 divisors (see below), whose sum is σ = 193144195842. Its totient is φ = 29714491656.

The previous prime is 89143474919. The next prime is 89143474997. The reversal of 89143474986 is 68947434198.

89143474986 is a `hidden beast` number, since 89 + 1 + 4 + 3 + 474 + 9 + 86 = 666.

It can be written as a sum of positive squares in only one way, i.e., 89143447761 + 27225 = 298569^2 + 165^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2476207621 + ... + 2476207656.

Almost surely, 2^89143474986 is an apocalyptic number.

89143474986 is an abundant number, since it is smaller than the sum of its proper divisors (104000720856).

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

89143474986 is a wasteful number, since it uses less digits than its factorization.

89143474986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4952415285 (or 4952415282 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 63.

The spelling of 89143474986 in words is "eighty-nine billion, one hundred forty-three million, four hundred seventy-four thousand, nine hundred eighty-six".