4664620872 has 60 divisors (see below), whose sum is σ = 13070128995. Its totient is φ = 1554294096.

The previous prime is 4664620861. The next prime is 4664620901. The reversal of 4664620872 is 2780264664.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 2332310436 + 2332310436 = 48294^2 + 48294^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=48294.

It is an unprimeable number.

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 14 ways as a sum of consecutive naturals, for example, 1737243 + ... + 1739925.

Almost surely, 2^4664620872 is an apocalyptic number.

It is an amenable number.

4664620872 is an abundant number, since it is smaller than the sum of its proper divisors (8405508123).

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

4664620872 is an frugal number, since it uses more digits than its factorization.

4664620872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5384 (or 2688 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The square root of 4664620872 is about 68298.0297812463. The cubic root of 4664620872 is about 1670.8550812439.

The spelling of 4664620872 in words is "four billion, six hundred sixty-four million, six hundred twenty thousand, eight hundred seventy-two".