42743814853 has 4 divisors (see below), whose sum is σ = 43070103648. Its totient is φ = 42417526060.

The previous prime is 42743814851. The next prime is 42743814863. The reversal of 42743814853 is 35841834724.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42743814853 - 2¹ = 42743814851 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42743814797 and 42743814806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42743814851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163144201 + ... + 163144462.

It is an arithmetic number, because the mean of its divisors is an integer number (10767525912).

Almost surely, 2^42743814853 is an apocalyptic number.

It is an amenable number.

42743814853 is a deficient number, since it is larger than the sum of its proper divisors (326288795).

42743814853 is a wasteful number, since it uses less digits than its factorization.

42743814853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326288794.

The product of its digits is 2580480, while the sum is 49.

The spelling of 42743814853 in words is "forty-two billion, seven hundred forty-three million, eight hundred fourteen thousand, eight hundred fifty-three".