89528453443 has 16 divisors (see below), whose sum is σ = 106661705472. Its totient is φ = 74070612000.

The previous prime is 89528453423. The next prime is 89528453449. The reversal of 89528453443 is 34435482598.

It is a happy number.

It is not a de Polignac number, because 89528453443 - 2¹⁷ = 89528322371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89528453449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4398813 + ... + 4419118.

It is an arithmetic number, because the mean of its divisors is an integer number (6666356592).

Almost surely, 2^89528453443 is an apocalyptic number.

89528453443 is a deficient number, since it is larger than the sum of its proper divisors (17133252029).

89528453443 is a wasteful number, since it uses less digits than its factorization.

89528453443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8818026.

The product of its digits is 16588800, while the sum is 55.

The spelling of 89528453443 in words is "eighty-nine billion, five hundred twenty-eight million, four hundred fifty-three thousand, four hundred forty-three".