340205340045 has 32 divisors (see below), whose sum is σ = 546531876864. Its totient is φ = 180709531200.

The previous prime is 340205340031. The next prime is 340205340049. The reversal of 340205340045 is 540043502043.

It is not a de Polignac number, because 340205340045 - 2¹⁹ = 340204815757 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340205339994 and 340205340021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340205340049) 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, 4885744 + ... + 4954886.

It is an arithmetic number, because the mean of its divisors is an integer number (17079121152).

Almost surely, 2^340205340045 is an apocalyptic number.

It is an amenable number.

340205340045 is a deficient number, since it is larger than the sum of its proper divisors (206326536819).

340205340045 is a wasteful number, since it uses less digits than its factorization.

340205340045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70473.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 340205340045 its reverse (540043502043), we get a palindrome (880248842088).

The spelling of 340205340045 in words is "three hundred forty billion, two hundred five million, three hundred forty thousand, forty-five".