4647961652 has 24 divisors (see below), whose sum is σ = 8215489800. Its totient is φ = 2300727296.

The previous prime is 4647961639. The next prime is 4647961663. The reversal of 4647961652 is 2561697464.

It can be written as a sum of positive squares in 4 ways, for example, as 1044840976 + 3603120676 = 32324^2 + 60026^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4647961652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414374 + ... + 425442.

It is an arithmetic number, because the mean of its divisors is an integer number (342312075).

Almost surely, 2^4647961652 is an apocalyptic number.

It is an amenable number.

4647961652 is a deficient number, since it is larger than the sum of its proper divisors (3567528148).

4647961652 is a wasteful number, since it uses less digits than its factorization.

4647961652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12115 (or 12113 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The square root of 4647961652 is about 68175.9609539902. The cubic root of 4647961652 is about 1668.8636121370.

The spelling of 4647961652 in words is "four billion, six hundred forty-seven million, nine hundred sixty-one thousand, six hundred fifty-two".