89910733873 has 8 divisors (see below), whose sum is σ = 92275835688. Its totient is φ = 87570397824.

The previous prime is 89910733841. The next prime is 89910733879. The reversal of 89910733873 is 37833701998.

It can be written as a sum of positive squares in 4 ways, for example, as 49378172944 + 40532560929 = 222212^2 + 201327^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 89910733873 - 2⁵ = 89910733841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89910733879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6184086 + ... + 6198607.

It is an arithmetic number, because the mean of its divisors is an integer number (11534479461).

Almost surely, 2^89910733873 is an apocalyptic number.

It is an amenable number.

89910733873 is a deficient number, since it is larger than the sum of its proper divisors (2365101815).

89910733873 is a wasteful number, since it uses less digits than its factorization.

89910733873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12382883.

The product of its (nonzero) digits is 6858432, while the sum is 58.

The spelling of 89910733873 in words is "eighty-nine billion, nine hundred ten million, seven hundred thirty-three thousand, eight hundred seventy-three".