4689653220 has 384 divisors, whose sum is σ = 17418240000. Its totient is φ = 1024869888.

The previous prime is 4689653209. The next prime is 4689653239. The reversal of 4689653220 is 223569864.

4689653220 is a `hidden beast` number, since 4 + 6 + 8 + 96 + 532 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 127 ways as a sum of consecutive naturals, for example, 19621861 + ... + 19622099.

It is an arithmetic number, because the mean of its divisors is an integer number (45360000).

Almost surely, 2^4689653220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4689653220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8709120000).

4689653220 is an abundant number, since it is smaller than the sum of its proper divisors (12728586780).

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

4689653220 is a wasteful number, since it uses less digits than its factorization.

4689653220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472 (or 464 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 4689653220 is about 68481.0427782755. The cubic root of 4689653220 is about 1673.8385913411.

The spelling of 4689653220 in words is "four billion, six hundred eighty-nine million, six hundred fifty-three thousand, two hundred twenty".