105500500050048 has 128 divisors (see below), whose sum is σ = 282890501784000. Its totient is φ = 34833873457152.

The previous prime is 105500500050031. The next prime is 105500500050059. The reversal of 105500500050048 is 840050005005501.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×105500500050048² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141478111 + ... + 142221857.

Almost surely, 2^{105500500050048} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 105500500050048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141445250892000).

105500500050048 is an abundant number, since it is smaller than the sum of its proper divisors (177390001733952).

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

105500500050048 is a wasteful number, since it uses less digits than its factorization.

105500500050048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747262 (or 747250 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

Adding to 105500500050048 its reverse (840050005005501), we get a palindrome (945550505055549).

The spelling of 105500500050048 in words is "one hundred five trillion, five hundred billion, five hundred million, fifty thousand, forty-eight".