5640334506 has 32 divisors (see below), whose sum is σ = 12618216000. Its totient is φ = 1867490640.

The previous prime is 5640334457. The next prime is 5640334507. The reversal of 5640334506 is 6054330465.

5640334506 is a `hidden beast` number, since 5 + 640 + 3 + 3 + 4 + 5 + 0 + 6 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5640334507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342460 + ... + 358551.

It is an arithmetic number, because the mean of its divisors is an integer number (394319250).

Almost surely, 2^5640334506 is an apocalyptic number.

5640334506 is an abundant number, since it is smaller than the sum of its proper divisors (6977881494).

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

5640334506 is a wasteful number, since it uses less digits than its factorization.

5640334506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701171 (or 701165 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 5640334506 is about 75102.1604616006. The cubic root of 5640334506 is about 1780.0612807670.

It can be divided in two parts, 56403 and 34506, that added together give a palindrome (90909).

The spelling of 5640334506 in words is "five billion, six hundred forty million, three hundred thirty-four thousand, five hundred six".