4613321680 has 40 divisors (see below), whose sum is σ = 11701063584. Its totient is φ = 1677571200.

The previous prime is 4613321677. The next prime is 4613321701. The reversal of 4613321680 is 861233164.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 2620326 + ... + 2622085.

Almost surely, 2^4613321680 is an apocalyptic number.

4613321680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4613321680 is an abundant number, since it is smaller than the sum of its proper divisors (7087741904).

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

4613321680 is a wasteful number, since it uses less digits than its factorization.

4613321680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5242435 (or 5242429 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 4613321680 is about 67921.4375584027. The cubic root of 4613321680 is about 1664.7074104026.

The spelling of 4613321680 in words is "four billion, six hundred thirteen million, three hundred twenty-one thousand, six hundred eighty".