118864616419 has 2 divisors, whose sum is σ = 118864616420. Its totient is φ = 118864616418.

The previous prime is 118864616401. The next prime is 118864616461. The reversal of 118864616419 is 914616468811.

It is a weak prime.

It is an emirp because it is prime and its reverse (914616468811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118864616419 - 2¹¹ = 118864614371 is a prime.

It is a super-2 number, since 2×118864616419² (a number of 23 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 118864616419.

It is not a weakly prime, because it can be changed into another prime (118864616219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59432308209 + 59432308210.

It is an arithmetic number, because the mean of its divisors is an integer number (59432308210).

Almost surely, 2^118864616419 is an apocalyptic number.

118864616419 is a deficient number, since it is larger than the sum of its proper divisors (1).

118864616419 is an equidigital number, since it uses as much as digits as its factorization.

118864616419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 55.

The spelling of 118864616419 in words is "one hundred eighteen billion, eight hundred sixty-four million, six hundred sixteen thousand, four hundred nineteen".