89159000906 has 4 divisors (see below), whose sum is σ = 133738501362. Its totient is φ = 44579500452.

The previous prime is 89159000863. The next prime is 89159000927. The reversal of 89159000906 is 60900095198.

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

It can be written as a sum of positive squares in only one way, i.e., 75303592225 + 13855408681 = 274415^2 + 117709^2 .

It is a super-2 number, since 2×89159000906² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22289750225 + ... + 22289750228.

Almost surely, 2^89159000906 is an apocalyptic number.

89159000906 is a deficient number, since it is larger than the sum of its proper divisors (44579500456).

89159000906 is a wasteful number, since it uses less digits than its factorization.

89159000906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44579500455.

The product of its (nonzero) digits is 174960, while the sum is 47.

The spelling of 89159000906 in words is "eighty-nine billion, one hundred fifty-nine million, nine hundred six", and thus it is an aban number.