89621199424 has 63 divisors (see below), whose sum is σ = 186024852867. Its totient is φ = 42835968384.

The previous prime is 89621199419. The next prime is 89621199439. The reversal of 89621199424 is 42499112698.

The square root of 89621199424 is 299368.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 55082899 + ... + 55084525.

Almost surely, 2^89621199424 is an apocalyptic number.

89621199424 is the 299368-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89621199424

89621199424 is an abundant number, since it is smaller than the sum of its proper divisors (96403653443).

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

89621199424 is an frugal number, since it uses more digits than its factorization.

89621199424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3312 (or 1652 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 55.

The spelling of 89621199424 in words is "eighty-nine billion, six hundred twenty-one million, one hundred ninety-nine thousand, four hundred twenty-four".