89355317982 has 48 divisors (see below), whose sum is σ = 207986985360. Its totient is φ = 25517920512.

The previous prime is 89355317917. The next prime is 89355317999. The reversal of 89355317982 is 28971355398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 554548 + ... + 697304.

It is an arithmetic number, because the mean of its divisors is an integer number (4333062195).

Almost surely, 2^89355317982 is an apocalyptic number.

89355317982 is an abundant number, since it is smaller than the sum of its proper divisors (118631667378).

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

89355317982 is a wasteful number, since it uses less digits than its factorization.

89355317982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144905 (or 144898 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 60.

The spelling of 89355317982 in words is "eighty-nine billion, three hundred fifty-five million, three hundred seventeen thousand, nine hundred eighty-two".