6468661730 has 32 divisors (see below), whose sum is σ = 11863673856. Its totient is φ = 2538860544.

The previous prime is 6468661709. The next prime is 6468661753. The reversal of 6468661730 is 371668646.

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, 153407 + ... + 190973.

It is an arithmetic number, because the mean of its divisors is an integer number (370739808).

Almost surely, 2^6468661730 is an apocalyptic number.

6468661730 is a deficient number, since it is larger than the sum of its proper divisors (5395012126).

6468661730 is a wasteful number, since it uses less digits than its factorization.

6468661730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37898.

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 6468661730 is about 80427.9909608589. The cubic root of 6468661730 is about 1863.2515032891.

The spelling of 6468661730 in words is "six billion, four hundred sixty-eight million, six hundred sixty-one thousand, seven hundred thirty".