5640641034212 has 12 divisors (see below), whose sum is σ = 9871151873520. Its totient is φ = 2820311927496.

The previous prime is 5640641034169. The next prime is 5640641034227. The reversal of 5640641034212 is 2124301460465.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535418 + ... + 3401169.

It is an arithmetic number, because the mean of its divisors is an integer number (822595989460).

Almost surely, 2^{5640641034212} is an apocalyptic number.

It is an amenable number.

5640641034212 is a deficient number, since it is larger than the sum of its proper divisors (4230510839308).

5640641034212 is a wasteful number, since it uses less digits than its factorization.

5640641034212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4294810 (or 4294808 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 5640641034212 its reverse (2124301460465), we get a palindrome (7764942494677).

The spelling of 5640641034212 in words is "five trillion, six hundred forty billion, six hundred forty-one million, thirty-four thousand, two hundred twelve".