843434798042 has 16 divisors (see below), whose sum is σ = 1301069954592. Its totient is φ = 409893541200.

The previous prime is 843434798029. The next prime is 843434798047. The reversal of 843434798042 is 240897434348.

It is a super-2 number, since 2×843434798042² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (843434798047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37170584 + ... + 37193267.

It is an arithmetic number, because the mean of its divisors is an integer number (81316872162).

Almost surely, 2^843434798042 is an apocalyptic number.

843434798042 is a deficient number, since it is larger than the sum of its proper divisors (457635156550).

843434798042 is a wasteful number, since it uses less digits than its factorization.

843434798042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74364013.

The product of its (nonzero) digits is 18579456, while the sum is 56.

The spelling of 843434798042 in words is "eight hundred forty-three billion, four hundred thirty-four million, seven hundred ninety-eight thousand, forty-two".