105550651050 has 96 divisors (see below), whose sum is σ = 282042156480. Its totient is φ = 25968729600.

The previous prime is 105550651033. The next prime is 105550651057. The reversal of 105550651050 is 50156055501.

It is a super-2 number, since 2×105550651050² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105550651057) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 4236630 + ... + 4261470.

It is an arithmetic number, because the mean of its divisors is an integer number (2937939130).

Almost surely, 2^105550651050 is an apocalyptic number.

105550651050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 105550651050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141021078240).

105550651050 is an abundant number, since it is smaller than the sum of its proper divisors (176491505430).

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

105550651050 is a wasteful number, since it uses less digits than its factorization.

105550651050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27048 (or 27043 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 105550651050 in words is "one hundred five billion, five hundred fifty million, six hundred fifty-one thousand, fifty".