6738767738 has 8 divisors (see below), whose sum is σ = 10111082580. Its totient is φ = 3368406880.

The previous prime is 6738767719. The next prime is 6738767743. The reversal of 6738767738 is 8377678376.

It can be written as a sum of positive squares in 2 ways, for example, as 6734992489 + 3775249 = 82067^2 + 1943^2 .

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

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, 479843 + ... + 493686.

Almost surely, 2^6738767738 is an apocalyptic number.

6738767738 is a deficient number, since it is larger than the sum of its proper divisors (3372314842).

6738767738 is a wasteful number, since it uses less digits than its factorization.

6738767738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976992.

The product of its digits is 49787136, while the sum is 62.

The square root of 6738767738 is about 82089.9977951029. The cubic root of 6738767738 is about 1888.8327140800.

The spelling of 6738767738 in words is "six billion, seven hundred thirty-eight million, seven hundred sixty-seven thousand, seven hundred thirty-eight".