6768519923 has 16 divisors (see below), whose sum is σ = 7607748192. Its totient is φ = 5969376000.

The previous prime is 6768519899. The next prime is 6768519941. The reversal of 6768519923 is 3299158676.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6768519923 - 2¹⁰ = 6768518899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6768519983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20108 + ... + 118073.

It is an arithmetic number, because the mean of its divisors is an integer number (475484262).

Almost surely, 2^6768519923 is an apocalyptic number.

6768519923 is a deficient number, since it is larger than the sum of its proper divisors (839228269).

6768519923 is a wasteful number, since it uses less digits than its factorization.

6768519923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138326.

The product of its digits is 4898880, while the sum is 56.

The square root of 6768519923 is about 82271.0150842932. The cubic root of 6768519923 is about 1891.6084143378.

The spelling of 6768519923 in words is "six billion, seven hundred sixty-eight million, five hundred nineteen thousand, nine hundred twenty-three".