89445853699 has 2 divisors, whose sum is σ = 89445853700. Its totient is φ = 89445853698.

The previous prime is 89445853687. The next prime is 89445853723. The reversal of 89445853699 is 99635854498.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89445853699 - 2⁷ = 89445853571 is a prime.

It is not a weakly prime, because it can be changed into another prime (89445853619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44722926849 + 44722926850.

It is an arithmetic number, because the mean of its divisors is an integer number (44722926850).

Almost surely, 2^89445853699 is an apocalyptic number.

89445853699 is a deficient number, since it is larger than the sum of its proper divisors (1).

89445853699 is an equidigital number, since it uses as much as digits as its factorization.

89445853699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 335923200, while the sum is 70.

The spelling of 89445853699 in words is "eighty-nine billion, four hundred forty-five million, eight hundred fifty-three thousand, six hundred ninety-nine".