340442300043 has 6 divisors (see below), whose sum is σ = 491749988964. Its totient is φ = 226961533356.

The previous prime is 340442300041. The next prime is 340442300117. The reversal of 340442300043 is 340003244043.

It is not a de Polignac number, because 340442300043 - 2¹ = 340442300041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340442300041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18913461105 + ... + 18913461122.

It is an arithmetic number, because the mean of its divisors is an integer number (81958331494).

Almost surely, 2^340442300043 is an apocalyptic number.

340442300043 is a deficient number, since it is larger than the sum of its proper divisors (151307688921).

340442300043 is a wasteful number, since it uses less digits than its factorization.

340442300043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37826922233 (or 37826922230 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 340442300043 its reverse (340003244043), we get a palindrome (680445544086).

The spelling of 340442300043 in words is "three hundred forty billion, four hundred forty-two million, three hundred thousand, forty-three".