5640743871218 has 16 divisors (see below), whose sum is σ = 8501617910016. Its totient is φ = 2806878853680.

The previous prime is 5640743871199. The next prime is 5640743871229. The reversal of 5640743871218 is 8121783470465.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 420953 + ... + 3385068.

It is an arithmetic number, because the mean of its divisors is an integer number (531351119376).

Almost surely, 2^{5640743871218} is an apocalyptic number.

5640743871218 is a deficient number, since it is larger than the sum of its proper divisors (2860874038798).

5640743871218 is a wasteful number, since it uses less digits than its factorization.

5640743871218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809569.

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 5640743871218 in words is "five trillion, six hundred forty billion, seven hundred forty-three million, eight hundred seventy-one thousand, two hundred eighteen".