89521228627 has 4 divisors (see below), whose sum is σ = 89851565536. Its totient is φ = 89190891720.

The previous prime is 89521228579. The next prime is 89521228637. The reversal of 89521228627 is 72682212598.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72682212598 = 2 ⋅36341106299.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89521228627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89521228637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165168048 + ... + 165168589.

It is an arithmetic number, because the mean of its divisors is an integer number (22462891384).

Almost surely, 2^89521228627 is an apocalyptic number.

89521228627 is a deficient number, since it is larger than the sum of its proper divisors (330336909).

89521228627 is a wasteful number, since it uses less digits than its factorization.

89521228627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330336908.

The product of its digits is 1935360, while the sum is 52.

The spelling of 89521228627 in words is "eighty-nine billion, five hundred twenty-one million, two hundred twenty-eight thousand, six hundred twenty-seven".