43240344143402 has 16 divisors (see below), whose sum is σ = 74222198577792. Its totient is φ = 18507602478480.

The previous prime is 43240344143393. The next prime is 43240344143407. The reversal of 43240344143402 is 20434144304234.

43240344143402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43240344143402² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43240344143407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1997787374 + ... + 1997809017.

It is an arithmetic number, because the mean of its divisors is an integer number (4638887411112).

Almost surely, 2^{43240344143402} is an apocalyptic number.

43240344143402 is a deficient number, since it is larger than the sum of its proper divisors (30981854434390).

43240344143402 is a wasteful number, since it uses less digits than its factorization.

43240344143402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3995597173.

The product of its (nonzero) digits is 442368, while the sum is 38.

Adding to 43240344143402 its reverse (20434144304234), we get a palindrome (63674488447636).

The spelling of 43240344143402 in words is "forty-three trillion, two hundred forty billion, three hundred forty-four million, one hundred forty-three thousand, four hundred two".