8539696966 has 4 divisors (see below), whose sum is σ = 12809545452. Its totient is φ = 4269848482.

The previous prime is 8539696951. The next prime is 8539697029. The reversal of 8539696966 is 6696969358.

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

It is a super-2 number, since 2×8539696966² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2134924240 + ... + 2134924243.

It is an arithmetic number, because the mean of its divisors is an integer number (3202386363).

Almost surely, 2^8539696966 is an apocalyptic number.

8539696966 is a deficient number, since it is larger than the sum of its proper divisors (4269848486).

8539696966 is a wasteful number, since it uses less digits than its factorization.

8539696966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4269848485.

The product of its digits is 113374080, while the sum is 67.

The square root of 8539696966 is about 92410.4808233352. The cubic root of 8539696966 is about 2043.9996634701. Note that the first 3 decimals are identical.

The spelling of 8539696966 in words is "eight billion, five hundred thirty-nine million, six hundred ninety-six thousand, nine hundred sixty-six".