6765057613 has 4 divisors (see below), whose sum is σ = 6830737888. Its totient is φ = 6699377340.

The previous prime is 6765057599. The next prime is 6765057617. The reversal of 6765057613 is 3167505676.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6765057613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6765057617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32839983 + ... + 32840188.

It is an arithmetic number, because the mean of its divisors is an integer number (1707684472).

Almost surely, 2^6765057613 is an apocalyptic number.

It is an amenable number.

6765057613 is a deficient number, since it is larger than the sum of its proper divisors (65680275).

6765057613 is a wasteful number, since it uses less digits than its factorization.

6765057613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65680274.

The product of its (nonzero) digits is 793800, while the sum is 46.

The square root of 6765057613 is about 82249.9702917879. The cubic root of 6765057613 is about 1891.2858203364.

The spelling of 6765057613 in words is "six billion, seven hundred sixty-five million, fifty-seven thousand, six hundred thirteen".