6801764651 has 12 divisors (see below), whose sum is σ = 7916105736. Its totient is φ = 5819689920.

The previous prime is 6801764611. The next prime is 6801764663. The reversal of 6801764651 is 1564671086.

It is not a de Polignac number, because 6801764651 - 2⁶ = 6801764587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6801764611) 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 11 ways as a sum of consecutive naturals, for example, 1651265 + ... + 1655378.

It is an arithmetic number, because the mean of its divisors is an integer number (659675478).

Almost surely, 2^6801764651 is an apocalyptic number.

6801764651 is a deficient number, since it is larger than the sum of its proper divisors (1114341085).

6801764651 is a wasteful number, since it uses less digits than its factorization.

6801764651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306682 (or 3306671 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 6801764651 is about 82472.8115866071. The cubic root of 6801764651 is about 1894.7003423390.

The spelling of 6801764651 in words is "six billion, eight hundred one million, seven hundred sixty-four thousand, six hundred fifty-one".