213720560259 has 4 divisors (see below), whose sum is σ = 284960747016. Its totient is φ = 142480373504.

The previous prime is 213720560257. The next prime is 213720560269. The reversal of 213720560259 is 952065027312.

213720560259 is digitally balanced in base 2, 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 is a cyclic number.

It is not a de Polignac number, because 213720560259 - 2¹ = 213720560257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213720560259.

It is not an unprimeable number, because it can be changed into a prime (213720560257) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 35620093374 + ... + 35620093379.

It is an arithmetic number, because the mean of its divisors is an integer number (71240186754).

Almost surely, 2^213720560259 is an apocalyptic number.

213720560259 is a deficient number, since it is larger than the sum of its proper divisors (71240186757).

213720560259 is an equidigital number, since it uses as much as digits as its factorization.

213720560259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71240186756.

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 213720560259 in words is "two hundred thirteen billion, seven hundred twenty million, five hundred sixty thousand, two hundred fifty-nine".