4664526220 has 24 divisors (see below), whose sum is σ = 10311058800. Its totient is φ = 1767609792.

The previous prime is 4664526193. The next prime is 4664526227. The reversal of 4664526220 is 226254664.

It is a self number, because there is not a number n which added to its sum of digits gives 4664526220.

It is not an unprimeable number, because it can be changed into a prime (4664526227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6137155 + ... + 6137914.

It is an arithmetic number, because the mean of its divisors is an integer number (429627450).

Almost surely, 2^4664526220 is an apocalyptic number.

It is an amenable number.

4664526220 is an abundant number, since it is smaller than the sum of its proper divisors (5646532580).

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

4664526220 is a wasteful number, since it uses less digits than its factorization.

4664526220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12275097 (or 12275095 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 4664526220 is about 68297.3368441259. The cubic root of 4664526220 is about 1670.8437798006.

The spelling of 4664526220 in words is "four billion, six hundred sixty-four million, five hundred twenty-six thousand, two hundred twenty".