340403304044 has 48 divisors (see below), whose sum is σ = 613765595520. Its totient is φ = 165098787840.

The previous prime is 340403304037. The next prime is 340403304089. The reversal of 340403304044 is 440403304043.

It is a junction number, because it is equal to n+sod(n) for n = 340403303998 and 340403304016.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24962252 + ... + 24975884.

It is an arithmetic number, because the mean of its divisors is an integer number (12786783240).

Almost surely, 2^340403304044 is an apocalyptic number.

It is an amenable number.

340403304044 is a deficient number, since it is larger than the sum of its proper divisors (273362291476).

340403304044 is a wasteful number, since it uses less digits than its factorization.

340403304044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14670 (or 14668 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 340403304044 its reverse (440403304043), we get a palindrome (780806608087).

Subtracting 340403304044 from its reverse (440403304043), we obtain a palindrome (99999999999).

The spelling of 340403304044 in words is "three hundred forty billion, four hundred three million, three hundred four thousand, forty-four".