89267818993 has 4 divisors (see below), whose sum is σ = 89279567728. Its totient is φ = 89256070260.

The previous prime is 89267818967. The next prime is 89267819021. The reversal of 89267818993 is 39981876298.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89267818993 - 2⁵ = 89267818961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89267810993) 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, 5862963 + ... + 5878168.

It is an arithmetic number, because the mean of its divisors is an integer number (22319891932).

Almost surely, 2^89267818993 is an apocalyptic number.

It is an amenable number.

89267818993 is a deficient number, since it is larger than the sum of its proper divisors (11748735).

89267818993 is a wasteful number, since it uses less digits than its factorization.

89267818993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11748734.

The product of its digits is 94058496, while the sum is 70.

The spelling of 89267818993 in words is "eighty-nine billion, two hundred sixty-seven million, eight hundred eighteen thousand, nine hundred ninety-three".