6761394838 has 16 divisors (see below), whose sum is σ = 11068047360. Its totient is φ = 3072265000.

The previous prime is 6761394833. The next prime is 6761394851. The reversal of 6761394838 is 8384931676.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6761394833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9963 + ... + 116713.

It is an arithmetic number, because the mean of its divisors is an integer number (691752960).

Almost surely, 2^6761394838 is an apocalyptic number.

6761394838 is a deficient number, since it is larger than the sum of its proper divisors (4306652522).

6761394838 is a wasteful number, since it uses less digits than its factorization.

6761394838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109643.

The product of its digits is 5225472, while the sum is 55.

The square root of 6761394838 is about 82227.7011596457. The cubic root of 6761394838 is about 1890.9444285647.

The spelling of 6761394838 in words is "six billion, seven hundred sixty-one million, three hundred ninety-four thousand, eight hundred thirty-eight".