5684943458721 has 32 divisors (see below), whose sum is σ = 8328872125440. Its totient is φ = 3433104886464.

The previous prime is 5684943458707. The next prime is 5684943458749. The reversal of 5684943458721 is 1278543494865.

It is not a de Polignac number, because 5684943458721 - 2²⁶ = 5684876349857 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5684943458791) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2725410 + ... + 4335636.

It is an arithmetic number, because the mean of its divisors is an integer number (260277253920).

Almost surely, 2^{5684943458721} is an apocalyptic number.

It is an amenable number.

5684943458721 is a deficient number, since it is larger than the sum of its proper divisors (2643928666719).

5684943458721 is a wasteful number, since it uses less digits than its factorization.

5684943458721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612965.

The product of its digits is 232243200, while the sum is 66.

The spelling of 5684943458721 in words is "five trillion, six hundred eighty-four billion, nine hundred forty-three million, four hundred fifty-eight thousand, seven hundred twenty-one".