4661553612 has 96 divisors (see below), whose sum is σ = 12432268800. Its totient is φ = 1350587392.

The previous prime is 4661553599. The next prime is 4661553653. The reversal of 4661553612 is 2163551664.

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 31 ways as a sum of consecutive naturals, for example, 118939 + ... + 153197.

It is an arithmetic number, because the mean of its divisors is an integer number (129502800).

Almost surely, 2^4661553612 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 4661553612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6216134400).

4661553612 is an abundant number, since it is smaller than the sum of its proper divisors (7770715188).

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

4661553612 is a wasteful number, since it uses less digits than its factorization.

4661553612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34335 (or 34333 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

The square root of 4661553612 is about 68275.5711217416. The cubic root of 4661553612 is about 1670.4887727539.

The spelling of 4661553612 in words is "four billion, six hundred sixty-one million, five hundred fifty-three thousand, six hundred twelve".