105611050005019 has 6 divisors (see below), whose sum is σ = 114359894384316. Its totient is φ = 97487123081400.

The previous prime is 105611050004989. The next prime is 105611050005053. The reversal of 105611050005019 is 910500050116501.

It is not a de Polignac number, because 105611050005019 - 2¹³ = 105611049996827 is a prime.

It is a super-2 number, since 2×105611050005019² (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 (105611050006019) 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 in 5 ways as a sum of consecutive naturals, for example, 312458727657 + ... + 312458727994.

It is an arithmetic number, because the mean of its divisors is an integer number (19059982397386).

Almost surely, 2^{105611050005019} is an apocalyptic number.

105611050005019 is a deficient number, since it is larger than the sum of its proper divisors (8748844379297).

105611050005019 is an equidigital number, since it uses as much as digits as its factorization.

105611050005019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624917455677 (or 624917455664 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 34.

The spelling of 105611050005019 in words is "one hundred five trillion, six hundred eleven billion, fifty million, five thousand, nineteen".