8679142636 has 12 divisors (see below), whose sum is σ = 15322911912. Its totient is φ = 4301167808.

The previous prime is 8679142603. The next prime is 8679142691. The reversal of 8679142636 is 6362419768.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9600370 + ... + 9601273.

It is an arithmetic number, because the mean of its divisors is an integer number (1276909326).

Almost surely, 2^8679142636 is an apocalyptic number.

It is an amenable number.

8679142636 is a deficient number, since it is larger than the sum of its proper divisors (6643769276).

8679142636 is a wasteful number, since it uses less digits than its factorization.

8679142636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19201760 (or 19201758 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 52.

The square root of 8679142636 is about 93161.9162319024. The cubic root of 8679142636 is about 2055.0652166617.

The spelling of 8679142636 in words is "eight billion, six hundred seventy-nine million, one hundred forty-two thousand, six hundred thirty-six".