89516621361 has 8 divisors (see below), whose sum is σ = 119364194944. Its totient is φ = 59673397680.

The previous prime is 89516621339. The next prime is 89516621371. The reversal of 89516621361 is 16312661598.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 89516621361 - 2²³ = 89508232753 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89516621361.

It is not an unprimeable number, because it can be changed into a prime (89516621371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1039150 + ... + 1121991.

It is an arithmetic number, because the mean of its divisors is an integer number (14920524368).

Almost surely, 2^89516621361 is an apocalyptic number.

It is an amenable number.

89516621361 is a deficient number, since it is larger than the sum of its proper divisors (29847573583).

89516621361 is a wasteful number, since it uses less digits than its factorization.

89516621361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174951.

The product of its digits is 466560, while the sum is 48.

The spelling of 89516621361 in words is "eighty-nine billion, five hundred sixteen million, six hundred twenty-one thousand, three hundred sixty-one".