8516746139 has 16 divisors (see below), whose sum is σ = 9865950336. Its totient is φ = 7266000000.

The previous prime is 8516746123. The next prime is 8516746159. The reversal of 8516746139 is 9316476158.

It is a cyclic number.

It is not a de Polignac number, because 8516746139 - 2⁴ = 8516746123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8516746159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 737 + ... + 130514.

It is an arithmetic number, because the mean of its divisors is an integer number (616621896).

Almost surely, 2^8516746139 is an apocalyptic number.

8516746139 is a deficient number, since it is larger than the sum of its proper divisors (1349204197).

8516746139 is a wasteful number, since it uses less digits than its factorization.

8516746139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131626.

The product of its digits is 1088640, while the sum is 50.

The square root of 8516746139 is about 92286.2185756898. The cubic root of 8516746139 is about 2042.1669063556.

The spelling of 8516746139 in words is "eight billion, five hundred sixteen million, seven hundred forty-six thousand, one hundred thirty-nine".