89584692479 has 4 divisors (see below), whose sum is σ = 89598835584. Its totient is φ = 89570549376.

The previous prime is 89584692473. The next prime is 89584692493. The reversal of 89584692479 is 97429648598.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89584692479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89584692473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7062047 + ... + 7074720.

It is an arithmetic number, because the mean of its divisors is an integer number (22399708896).

Almost surely, 2^89584692479 is an apocalyptic number.

89584692479 is a deficient number, since it is larger than the sum of its proper divisors (14143105).

89584692479 is a wasteful number, since it uses less digits than its factorization.

89584692479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14143104.

The product of its digits is 313528320, while the sum is 71.

The spelling of 89584692479 in words is "eighty-nine billion, five hundred eighty-four million, six hundred ninety-two thousand, four hundred seventy-nine".