4647321064 has 16 divisors (see below), whose sum is σ = 8949233700. Its totient is φ = 2260858752.

The previous prime is 4647321061. The next prime is 4647321103. The reversal of 4647321064 is 4601237464.

It can be written as a sum of positive squares in 2 ways, for example, as 4510196964 + 137124100 = 67158^2 + 11710^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (4647321061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7849909 + ... + 7850500.

Almost surely, 2^4647321064 is an apocalyptic number.

It is an amenable number.

4647321064 is a deficient number, since it is larger than the sum of its proper divisors (4301912636).

4647321064 is a wasteful number, since it uses less digits than its factorization.

4647321064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15700452 (or 15700448 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 4647321064 is about 68171.2627431823. The cubic root of 4647321064 is about 1668.7869403111.

The spelling of 4647321064 in words is "four billion, six hundred forty-seven million, three hundred twenty-one thousand, sixty-four".