6466880735 has 16 divisors (see below), whose sum is σ = 8888042496. Its totient is φ = 4424843808.

The previous prime is 6466880713. The next prime is 6466880741. The reversal of 6466880735 is 5370886646.

It is not a de Polignac number, because 6466880735 - 2⁸ = 6466880479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 183329 + ... + 215738.

It is an arithmetic number, because the mean of its divisors is an integer number (555502656).

Almost surely, 2^6466880735 is an apocalyptic number.

6466880735 is a deficient number, since it is larger than the sum of its proper divisors (2421161761).

6466880735 is a wasteful number, since it uses less digits than its factorization.

6466880735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399542.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The square root of 6466880735 is about 80416.9182137689. The cubic root of 6466880735 is about 1863.0804866581.

The spelling of 6466880735 in words is "six billion, four hundred sixty-six million, eight hundred eighty thousand, seven hundred thirty-five".