105432453144321 has 16 divisors (see below), whose sum is σ = 146701061781120. Its totient is φ = 67226591273600.

The previous prime is 105432453144299. The next prime is 105432453144331. The reversal of 105432453144321 is 123441354234501.

It is a cyclic number.

It is not a de Polignac number, because 105432453144321 - 2⁶ = 105432453144257 is a prime.

It is a super-2 number, since 2×105432453144321² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105432453144331) 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, 63926286 + ... + 65554823.

It is an arithmetic number, because the mean of its divisors is an integer number (9168816361320).

Almost surely, 2^{105432453144321} is an apocalyptic number.

It is an amenable number.

105432453144321 is a deficient number, since it is larger than the sum of its proper divisors (41268608636799).

105432453144321 is a wasteful number, since it uses less digits than its factorization.

105432453144321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129492936.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 105432453144321 in words is "one hundred five trillion, four hundred thirty-two billion, four hundred fifty-three million, one hundred forty-four thousand, three hundred twenty-one".