5640214461361 has 4 divisors (see below), whose sum is σ = 5640226034724. Its totient is φ = 5640202888000.

The previous prime is 5640214461347. The next prime is 5640214461367. The reversal of 5640214461361 is 1631644120465.

5640214461361 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 654997243761 + 4985217217600 = 809319^2 + 2232760^2 .

It is a cyclic number.

It is not a de Polignac number, because 5640214461361 - 2¹⁹ = 5640213937073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5640214461367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5021980 + ... + 6041581.

It is an arithmetic number, because the mean of its divisors is an integer number (1410056508681).

Almost surely, 2^{5640214461361} is an apocalyptic number.

It is an amenable number.

5640214461361 is a deficient number, since it is larger than the sum of its proper divisors (11573363).

5640214461361 is a wasteful number, since it uses less digits than its factorization.

5640214461361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11573362.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 5640214461361 in words is "five trillion, six hundred forty billion, two hundred fourteen million, four hundred sixty-one thousand, three hundred sixty-one".