6318779842 has 8 divisors (see below), whose sum is σ = 9478785600. Its totient is φ = 3159184644.

The previous prime is 6318779839. The next prime is 6318779893. The reversal of 6318779842 is 2489778136.

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

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, 60742 + ... + 127777.

It is an arithmetic number, because the mean of its divisors is an integer number (1184848200).

Almost surely, 2^6318779842 is an apocalyptic number.

6318779842 is a deficient number, since it is larger than the sum of its proper divisors (3160005758).

6318779842 is a wasteful number, since it uses less digits than its factorization.

6318779842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205280.

The product of its digits is 4064256, while the sum is 55.

The square root of 6318779842 is about 79490.7531855121. The cubic root of 6318779842 is about 1848.7481028238.

The spelling of 6318779842 in words is "six billion, three hundred eighteen million, seven hundred seventy-nine thousand, eight hundred forty-two".