105113505344 has 28 divisors (see below), whose sum is σ = 208595023500. Its totient is φ = 52554129408.

The previous prime is 105113505337. The next prime is 105113505377. The reversal of 105113505344 is 443505311501.

It can be written as a sum of positive squares in 2 ways, for example, as 985960000 + 104127545344 = 31400^2 + 322688^2 .

It is a super-2 number, since 2×105113505344² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 105113505344.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2206772 + ... + 2253900.

Almost surely, 2^105113505344 is an apocalyptic number.

It is an amenable number.

105113505344 is a deficient number, since it is larger than the sum of its proper divisors (103481518156).

105113505344 is an equidigital number, since it uses as much as digits as its factorization.

105113505344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81990 (or 81980 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 105113505344 its reverse (443505311501), we get a palindrome (548618816845).

The spelling of 105113505344 in words is "one hundred five billion, one hundred thirteen million, five hundred five thousand, three hundred forty-four".