43142394114369 has 27 divisors (see below), whose sum is σ = 68497313307969. Its totient is φ = 26146774158120.

The previous prime is 43142394114367. The next prime is 43142394114383. The reversal of 43142394114369 is 96341149324134.

The square root of 43142394114369 is 6568287.

It is a perfect power (a square), and thus also a powerful number.

43142394114369 is a `hidden beast` number, since 4 + 3 + 1 + 4 + 239 + 41 + 1 + 4 + 369 = 666.

It is not a de Polignac number, because 43142394114369 - 2¹ = 43142394114367 is a prime.

It is a super-2 number, since 2×43142394114369² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43142394114361) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 216653952 + ... + 216852990.

Almost surely, 2^{43142394114369} is an apocalyptic number.

43142394114369 is the 6568287-th square number.

43142394114369 is the 3284144-th centered octagonal number.

It is an amenable number.

43142394114369 is a deficient number, since it is larger than the sum of its proper divisors (25354919193600).

43142394114369 is an frugal number, since it uses more digits than its factorization.

43142394114369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398106 (or 199053 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 54.

The spelling of 43142394114369 in words is "forty-three trillion, one hundred forty-two billion, three hundred ninety-four million, one hundred fourteen thousand, three hundred sixty-nine".