105442255344 has 40 divisors (see below), whose sum is σ = 272416012672. Its totient is φ = 35144383680.

The previous prime is 105442255313. The next prime is 105442255367. The reversal of 105442255344 is 443552244501.

It is a super-2 number, since 2×105442255344² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506127 + ... + 683409.

Almost surely, 2^105442255344 is an apocalyptic number.

It is an amenable number.

105442255344 is an abundant number, since it is smaller than the sum of its proper divisors (166973757328).

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

105442255344 is a wasteful number, since it uses less digits than its factorization.

105442255344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189685 (or 189679 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

Adding to 105442255344 its reverse (443552244501), we get a palindrome (548994499845).

The spelling of 105442255344 in words is "one hundred five billion, four hundred forty-two million, two hundred fifty-five thousand, three hundred forty-four".