89801721200 has 30 divisors (see below), whose sum is σ = 215748636144. Its totient is φ = 35920688320.

The previous prime is 89801721197. The next prime is 89801721211. The reversal of 89801721200 is 212710898.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112251752 + ... + 112252551.

Almost surely, 2^89801721200 is an apocalyptic number.

89801721200 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

89801721200 is an abundant number, since it is smaller than the sum of its proper divisors (125946914944).

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

89801721200 is a wasteful number, since it uses less digits than its factorization.

89801721200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224504321 (or 224504310 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 38.

The spelling of 89801721200 in words is "eighty-nine billion, eight hundred one million, seven hundred twenty-one thousand, two hundred".