105523512344 has 16 divisors (see below), whose sum is σ = 209495208600. Its totient is φ = 49658123392.

The previous prime is 105523512343. The next prime is 105523512373. The reversal of 105523512344 is 443215325501.

It is a super-2 number, since 2×105523512344² (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 (105523512343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387953954 + ... + 387954225.

Almost surely, 2^105523512344 is an apocalyptic number.

It is an amenable number.

105523512344 is a deficient number, since it is larger than the sum of its proper divisors (103971696256).

105523512344 is a wasteful number, since it uses less digits than its factorization.

105523512344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775908202 (or 775908198 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 105523512344 its reverse (443215325501), we get a palindrome (548738837845).

The spelling of 105523512344 in words is "one hundred five billion, five hundred twenty-three million, five hundred twelve thousand, three hundred forty-four".