8679779351 has 4 divisors (see below), whose sum is σ = 8798680512. Its totient is φ = 8560878192.

The previous prime is 8679779341. The next prime is 8679779357. The reversal of 8679779351 is 1539779768.

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

It is a de Polignac number, because none of the positive numbers 2^k-8679779351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8679779357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59450471 + ... + 59450616.

It is an arithmetic number, because the mean of its divisors is an integer number (2199670128).

Almost surely, 2^8679779351 is an apocalyptic number.

8679779351 is a deficient number, since it is larger than the sum of its proper divisors (118901161).

8679779351 is a wasteful number, since it uses less digits than its factorization.

8679779351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118901160.

The product of its digits is 20003760, while the sum is 62.

The square root of 8679779351 is about 93165.3334186059. Note that the first 3 decimals coincide. The cubic root of 8679779351 is about 2055.1154696613.

The spelling of 8679779351 in words is "eight billion, six hundred seventy-nine million, seven hundred seventy-nine thousand, three hundred fifty-one".