18790002419 has 2 divisors, whose sum is σ = 18790002420. Its totient is φ = 18790002418.

The previous prime is 18790002401. The next prime is 18790002551. The reversal of 18790002419 is 91420009781.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18790002419 - 2⁸ = 18790002163 is a prime.

It is a super-2 number, since 2×18790002419² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (18790002619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9395001209 + 9395001210.

It is an arithmetic number, because the mean of its divisors is an integer number (9395001210).

Almost surely, 2^18790002419 is an apocalyptic number.

18790002419 is a deficient number, since it is larger than the sum of its proper divisors (1).

18790002419 is an equidigital number, since it uses as much as digits as its factorization.

18790002419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 41.

The spelling of 18790002419 in words is "eighteen billion, seven hundred ninety million, two thousand, four hundred nineteen".