105551006050 has 48 divisors (see below), whose sum is σ = 227720157120. Its totient is φ = 35648775360.

The previous prime is 105551006039. The next prime is 105551006059. The reversal of 105551006050 is 50600155501.

It is a super-2 number, since 2×105551006050² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105551006059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2227105 + ... + 2274004.

It is an arithmetic number, because the mean of its divisors is an integer number (4744169940).

Almost surely, 2^105551006050 is an apocalyptic number.

105551006050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105551006050 is an abundant number, since it is smaller than the sum of its proper divisors (122169151070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105551006050 is a wasteful number, since it uses less digits than its factorization.

105551006050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4501195 (or 4501190 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 105551006050 in words is "one hundred five billion, five hundred fifty-one million, six thousand, fifty".