105066516550 has 24 divisors (see below), whose sum is σ = 198100764936. Its totient is φ = 41450898240.

The previous prime is 105066516509. The next prime is 105066516551. The reversal of 105066516550 is 55615660501.

It is a super-2 number, since 2×105066516550² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105066516551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14389024 + ... + 14396323.

It is an arithmetic number, because the mean of its divisors is an integer number (8254198539).

Almost surely, 2^105066516550 is an apocalyptic number.

105066516550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105066516550 is a deficient number, since it is larger than the sum of its proper divisors (93034248386).

105066516550 is a wasteful number, since it uses less digits than its factorization.

105066516550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28785432 (or 28785427 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 105066516550 in words is "one hundred five billion, sixty-six million, five hundred sixteen thousand, five hundred fifty".