111386518348419 has 16 divisors (see below), whose sum is σ = 167105887820800. Its totient is φ = 73317708278568.

The previous prime is 111386518348393. The next prime is 111386518348433. The reversal of 111386518348419 is 914843815683111.

111386518348419 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 8 + 6 + 518 + 34 + 84 + 1 + 9 = 666.

111386518348419 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 111386518348419 - 2¹⁷ = 111386518217347 is a prime.

It is a super-2 number, since 2×111386518348419² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111386518348619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26110292839 + ... + 26110297104.

It is an arithmetic number, because the mean of its divisors is an integer number (10444117988800).

Almost surely, 2^{111386518348419} is an apocalyptic number.

111386518348419 is a deficient number, since it is larger than the sum of its proper divisors (55719369472381).

111386518348419 is an equidigital number, since it uses as much as digits as its factorization.

111386518348419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52220590031 (or 52220590025 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 63.

The spelling of 111386518348419 in words is "one hundred eleven trillion, three hundred eighty-six billion, five hundred eighteen million, three hundred forty-eight thousand, four hundred nineteen".