8338872561 has 8 divisors (see below), whose sum is σ = 11139757920. Its totient is φ = 5548617792.

The previous prime is 8338872523. The next prime is 8338872583. The reversal of 8338872561 is 1652788338.

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

It is not a de Polignac number, because 8338872561 - 2¹⁰ = 8338871537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8338872161) 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, 2655816 + ... + 2658953.

It is an arithmetic number, because the mean of its divisors is an integer number (1392469740).

Almost surely, 2^8338872561 is an apocalyptic number.

It is an amenable number.

8338872561 is a deficient number, since it is larger than the sum of its proper divisors (2800885359).

8338872561 is a wasteful number, since it uses less digits than its factorization.

8338872561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5315295.

The product of its digits is 1935360, while the sum is 51.

The square root of 8338872561 is about 91317.4274769061. The cubic root of 8338872561 is about 2027.8497750512.

The spelling of 8338872561 in words is "eight billion, three hundred thirty-eight million, eight hundred seventy-two thousand, five hundred sixty-one".