89223825729 has 24 divisors (see below), whose sum is σ = 126442444480. Its totient is φ = 55953563904.

The previous prime is 89223825709. The next prime is 89223825791. The reversal of 89223825729 is 92752832298.

It is not a de Polignac number, because 89223825729 - 2⁹ = 89223825217 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89223825709) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1649292 + ... + 1702530.

Almost surely, 2^89223825729 is an apocalyptic number.

It is an amenable number.

89223825729 is a deficient number, since it is larger than the sum of its proper divisors (37218618751).

89223825729 is a wasteful number, since it uses less digits than its factorization.

89223825729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55209 (or 55192 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 57.

The spelling of 89223825729 in words is "eighty-nine billion, two hundred twenty-three million, eight hundred twenty-five thousand, seven hundred twenty-nine".