89737561100 has 72 divisors (see below), whose sum is σ = 212609058816. Its totient is φ = 32604840000.

The previous prime is 89737561097. The next prime is 89737561129. The reversal of 89737561100 is 116573798.

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, 1320965 + ... + 1387235.

Almost surely, 2^89737561100 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 89737561100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106304529408).

89737561100 is an abundant number, since it is smaller than the sum of its proper divisors (122871497716).

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

89737561100 is a wasteful number, since it uses less digits than its factorization.

89737561100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67527 (or 67520 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 47.

The spelling of 89737561100 in words is "eighty-nine billion, seven hundred thirty-seven million, five hundred sixty-one thousand, one hundred".