105523513340 has 48 divisors (see below), whose sum is σ = 256725723072. Its totient is φ = 35683877376.

The previous prime is 105523513327. The next prime is 105523513349. The reversal of 105523513340 is 43315325501.

It is a super-2 number, since 2×105523513340² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105523513297 and 105523513306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105523513349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5152379 + ... + 5172818.

It is an arithmetic number, because the mean of its divisors is an integer number (5348452564).

Almost surely, 2^105523513340 is an apocalyptic number.

105523513340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105523513340 is an abundant number, since it is smaller than the sum of its proper divisors (151202209732).

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

105523513340 is a wasteful number, since it uses less digits than its factorization.

105523513340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10325286 (or 10325284 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 105523513340 its reverse (43315325501), we get a palindrome (148838838841).

The spelling of 105523513340 in words is "one hundred five billion, five hundred twenty-three million, five hundred thirteen thousand, three hundred forty".