18862000919 has 2 divisors, whose sum is σ = 18862000920. Its totient is φ = 18862000918.

The previous prime is 18862000903. The next prime is 18862000951. The reversal of 18862000919 is 91900026881.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18862000919 - 2⁴ = 18862000903 is a prime.

It is a super-2 number, since 2×18862000919² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 18862000919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18862000979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9431000459 + 9431000460.

It is an arithmetic number, because the mean of its divisors is an integer number (9431000460).

Almost surely, 2^18862000919 is an apocalyptic number.

18862000919 is a deficient number, since it is larger than the sum of its proper divisors (1).

18862000919 is an equidigital number, since it uses as much as digits as its factorization.

18862000919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 44.

The spelling of 18862000919 in words is "eighteen billion, eight hundred sixty-two million, nine hundred nineteen", and thus it is an aban number.