105452031344 has 40 divisors (see below), whose sum is σ = 232578006912. Its totient is φ = 45848707520.

The previous prime is 105452031341. The next prime is 105452031353. The reversal of 105452031344 is 443130254501.

It is a super-2 number, since 2×105452031344² (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 105452031344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105452031341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13021154 + ... + 13029249.

Almost surely, 2^105452031344 is an apocalyptic number.

It is an amenable number.

105452031344 is an abundant number, since it is smaller than the sum of its proper divisors (127125975568).

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

105452031344 is a wasteful number, since it uses less digits than its factorization.

105452031344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26050445 (or 26050439 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 105452031344 its reverse (443130254501), we get a palindrome (548582285845).

The spelling of 105452031344 in words is "one hundred five billion, four hundred fifty-two million, thirty-one thousand, three hundred forty-four".