89097032220 has 144 divisors (see below), whose sum is σ = 291661977600. Its totient is φ = 20262566016.

The previous prime is 89097032159. The next prime is 89097032251. The reversal of 89097032220 is 2223079098.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 508917 + ... + 661203.

It is an arithmetic number, because the mean of its divisors is an integer number (2025430400).

Almost surely, 2^89097032220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89097032220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145830988800).

89097032220 is an abundant number, since it is smaller than the sum of its proper divisors (202564945380).

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

89097032220 is a wasteful number, since it uses less digits than its factorization.

89097032220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152512 (or 152503 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 89097032220 in words is "eighty-nine billion, ninety-seven million, thirty-two thousand, two hundred twenty".