5643220520361 has 8 divisors (see below), whose sum is σ = 7524336489760. Its totient is φ = 3762125782272.

The previous prime is 5643220520339. The next prime is 5643220520383. The reversal of 5643220520361 is 1630250223465.

It is an interprime number because it is at equal distance from previous prime (5643220520339) and next prime (5643220520383).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5643220520361 - 2¹⁸ = 5643220258217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5643220521361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4676920 + ... + 5758473.

It is an arithmetic number, because the mean of its divisors is an integer number (940542061220).

Almost surely, 2^{5643220520361} is an apocalyptic number.

It is an amenable number.

5643220520361 is a deficient number, since it is larger than the sum of its proper divisors (1881115969399).

5643220520361 is a wasteful number, since it uses less digits than its factorization.

5643220520361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10615655.

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 5643220520361 in words is "five trillion, six hundred forty-three billion, two hundred twenty million, five hundred twenty thousand, three hundred sixty-one".