20413344319 has 2 divisors, whose sum is σ = 20413344320. Its totient is φ = 20413344318.

The previous prime is 20413344299. The next prime is 20413344433. The reversal of 20413344319 is 91344331402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20413344319 - 2²⁷ = 20279126591 is a prime.

It is a super-2 number, since 2×20413344319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20413144319) 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 as a sum of consecutive naturals, namely, 10206672159 + 10206672160.

It is an arithmetic number, because the mean of its divisors is an integer number (10206672160).

Almost surely, 2^20413344319 is an apocalyptic number.

20413344319 is a deficient number, since it is larger than the sum of its proper divisors (1).

20413344319 is an equidigital number, since it uses as much as digits as its factorization.

20413344319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 20413344319 in words is "twenty billion, four hundred thirteen million, three hundred forty-four thousand, three hundred nineteen".