42340331334043 has 16 divisors (see below), whose sum is σ = 42484970157696. Its totient is φ = 42195863831040.

The previous prime is 42340331333987. The next prime is 42340331334047. The reversal of 42340331334043 is 34043313304324.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42340331334043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42340331333993 and 42340331334011.

It is not an unprimeable number, because it can be changed into a prime (42340331334047) 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, 4305937455 + ... + 4305947287.

It is an arithmetic number, because the mean of its divisors is an integer number (2655310634856).

Almost surely, 2^{42340331334043} is an apocalyptic number.

42340331334043 is a deficient number, since it is larger than the sum of its proper divisors (144638823653).

42340331334043 is a wasteful number, since it uses less digits than its factorization.

42340331334043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17094.

The product of its (nonzero) digits is 373248, while the sum is 37.

Adding to 42340331334043 its reverse (34043313304324), we get a palindrome (76383644638367).

The spelling of 42340331334043 in words is "forty-two trillion, three hundred forty billion, three hundred thirty-one million, three hundred thirty-four thousand, forty-three".