4768664646 has 16 divisors (see below), whose sum is σ = 9550174464. Its totient is φ = 1587414024.

The previous prime is 4768664617. The next prime is 4768664647. The reversal of 4768664646 is 6464668674.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4768664647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 530386 + ... + 539301.

It is an arithmetic number, because the mean of its divisors is an integer number (596885904).

Almost surely, 2^4768664646 is an apocalyptic number.

4768664646 is an abundant number, since it is smaller than the sum of its proper divisors (4781509818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4768664646 is a wasteful number, since it uses less digits than its factorization.

4768664646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070435.

The product of its digits is 27869184, while the sum is 57.

The square root of 4768664646 is about 69055.5185774461. The cubic root of 4768664646 is about 1683.1865830396.

The spelling of 4768664646 in words is "four billion, seven hundred sixty-eight million, six hundred sixty-four thousand, six hundred forty-six".