105523604540 has 24 divisors (see below), whose sum is σ = 222823884192. Its totient is φ = 41976239040.

The previous prime is 105523604519. The next prime is 105523604609. The reversal of 105523604540 is 45406325501.

It is a super-2 number, since 2×105523604540² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105523604540.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14571464 + ... + 14578703.

It is an arithmetic number, because the mean of its divisors is an integer number (9284328508).

Almost surely, 2^105523604540 is an apocalyptic number.

105523604540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105523604540 is an abundant number, since it is smaller than the sum of its proper divisors (117300279652).

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

105523604540 is a wasteful number, since it uses less digits than its factorization.

105523604540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29150357 (or 29150355 counting only the distinct ones).

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

The spelling of 105523604540 in words is "one hundred five billion, five hundred twenty-three million, six hundred four thousand, five hundred forty".