89479252618 has 16 divisors (see below), whose sum is σ = 155992887360. Its totient is φ = 37698280416.

The previous prime is 89479252607. The next prime is 89479252619. The reversal of 89479252618 is 81625297498.

It is not an unprimeable number, because it can be changed into a prime (89479252619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54163371 + ... + 54165022.

It is an arithmetic number, because the mean of its divisors is an integer number (9749555460).

Almost surely, 2^89479252618 is an apocalyptic number.

89479252618 is a deficient number, since it is larger than the sum of its proper divisors (66513634742).

89479252618 is a wasteful number, since it uses less digits than its factorization.

89479252618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108328461.

The product of its digits is 17418240, while the sum is 61.

The spelling of 89479252618 in words is "eighty-nine billion, four hundred seventy-nine million, two hundred fifty-two thousand, six hundred eighteen".