105645526550 has 12 divisors (see below), whose sum is σ = 196500679476. Its totient is φ = 42258210600.

The previous prime is 105645526507. The next prime is 105645526577. The reversal of 105645526550 is 55625546501.

It is a super-2 number, since 2×105645526550² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1056455216 + ... + 1056455315.

It is an arithmetic number, because the mean of its divisors is an integer number (16375056623).

Almost surely, 2^105645526550 is an apocalyptic number.

105645526550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105645526550 is a deficient number, since it is larger than the sum of its proper divisors (90855152926).

105645526550 is a wasteful number, since it uses less digits than its factorization.

105645526550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112910543 (or 2112910538 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 44.

The spelling of 105645526550 in words is "one hundred five billion, six hundred forty-five million, five hundred twenty-six thousand, five hundred fifty".