20604760219 has 2 divisors, whose sum is σ = 20604760220. Its totient is φ = 20604760218.

The previous prime is 20604760213. The next prime is 20604760249. The reversal of 20604760219 is 91206740602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20604760219 - 2⁷ = 20604760091 is a prime.

It is a super-2 number, since 2×20604760219² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20604760213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10302380109 + 10302380110.

It is an arithmetic number, because the mean of its divisors is an integer number (10302380110).

Almost surely, 2^20604760219 is an apocalyptic number.

20604760219 is a deficient number, since it is larger than the sum of its proper divisors (1).

20604760219 is an equidigital number, since it uses as much as digits as its factorization.

20604760219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 20604760219 in words is "twenty billion, six hundred four million, seven hundred sixty thousand, two hundred nineteen".