6338688742 has 8 divisors (see below), whose sum is σ = 9513024696. Its totient is φ = 3167680512.

The previous prime is 6338688689. The next prime is 6338688767. The reversal of 6338688742 is 2478868336.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827163 + ... + 834790.

It is an arithmetic number, because the mean of its divisors is an integer number (1189128087).

Almost surely, 2^6338688742 is an apocalyptic number.

6338688742 is a deficient number, since it is larger than the sum of its proper divisors (3174335954).

6338688742 is a wasteful number, since it uses less digits than its factorization.

6338688742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663862.

The product of its digits is 9289728, while the sum is 55.

The square root of 6338688742 is about 79615.8824732854. The cubic root of 6338688742 is about 1850.6877152948.

The spelling of 6338688742 in words is "six billion, three hundred thirty-eight million, six hundred eighty-eight thousand, seven hundred forty-two".