340030042005 has 32 divisors (see below), whose sum is σ = 550355702400. Its totient is φ = 179258211072.

The previous prime is 340030042003. The next prime is 340030042073. The reversal of 340030042005 is 500240030043.

It is a happy number.

It is not a de Polignac number, because 340030042005 - 2¹ = 340030042003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340030042003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121387 + ... + 833543.

It is an arithmetic number, because the mean of its divisors is an integer number (17198615700).

Almost surely, 2^340030042005 is an apocalyptic number.

It is an amenable number.

340030042005 is a deficient number, since it is larger than the sum of its proper divisors (210325660395).

340030042005 is a wasteful number, since it uses less digits than its factorization.

340030042005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712533.

The product of its (nonzero) digits is 1440, while the sum is 21.

Adding to 340030042005 its reverse (500240030043), we get a palindrome (840270072048).

The spelling of 340030042005 in words is "three hundred forty billion, thirty million, forty-two thousand, five".