105511194214850 has 24 divisors (see below), whose sum is σ = 206579811833040. Its totient is φ = 39983189386320.

The previous prime is 105511194214837. The next prime is 105511194214879. The reversal of 105511194214850 is 58412491115501.

It is a super-2 number, since 2×105511194214850² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105511194214795 and 105511194214804.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 55532206532 + ... + 55532208431.

It is an arithmetic number, because the mean of its divisors is an integer number (8607492159710).

Almost surely, 2^{105511194214850} is an apocalyptic number.

105511194214850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105511194214850 is a deficient number, since it is larger than the sum of its proper divisors (101068617618190).

105511194214850 is a wasteful number, since it uses less digits than its factorization.

105511194214850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111064414994 (or 111064414989 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 47.

The spelling of 105511194214850 in words is "one hundred five trillion, five hundred eleven billion, one hundred ninety-four million, two hundred fourteen thousand, eight hundred fifty".