6364535628 has 72 divisors (see below), whose sum is σ = 16395505840. Its totient is φ = 1920124800.

The previous prime is 6364535591. The next prime is 6364535629. The reversal of 6364535628 is 8265354636.

It is not an unprimeable number, because it can be changed into a prime (6364535629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 322938 + ... + 342078.

Almost surely, 2^6364535628 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 6364535628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8197752920).

6364535628 is an abundant number, since it is smaller than the sum of its proper divisors (10030970212).

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

6364535628 is a wasteful number, since it uses less digits than its factorization.

6364535628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19399 (or 19386 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 48.

The square root of 6364535628 is about 79778.0397603250. The cubic root of 6364535628 is about 1853.1997829023.

The spelling of 6364535628 in words is "six billion, three hundred sixty-four million, five hundred thirty-five thousand, six hundred twenty-eight".