340040145603 has 4 divisors (see below), whose sum is σ = 453386860808. Its totient is φ = 226693430400.

The previous prime is 340040145583. The next prime is 340040145661. The reversal of 340040145603 is 306541040043.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 340040145603 - 2⁶ = 340040145539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340040145103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56673357598 + ... + 56673357603.

It is an arithmetic number, because the mean of its divisors is an integer number (113346715202).

Almost surely, 2^340040145603 is an apocalyptic number.

340040145603 is a deficient number, since it is larger than the sum of its proper divisors (113346715205).

340040145603 is a wasteful number, since it uses less digits than its factorization.

340040145603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113346715204.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 340040145603 its reverse (306541040043), we get a palindrome (646581185646).

The spelling of 340040145603 in words is "three hundred forty billion, forty million, one hundred forty-five thousand, six hundred three".