340513140303142 has 4 divisors (see below), whose sum is σ = 510769710454716. Its totient is φ = 170256570151570.

The previous prime is 340513140303067. The next prime is 340513140303173. The reversal of 340513140303142 is 241303041315043.

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

It is a junction number, because it is equal to n+sod(n) for n = 340513140303098 and 340513140303107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85128285075784 + ... + 85128285075787.

It is an arithmetic number, because the mean of its divisors is an integer number (127692427613679).

Almost surely, 2^{340513140303142} is an apocalyptic number.

340513140303142 is a deficient number, since it is larger than the sum of its proper divisors (170256570151574).

340513140303142 is a wasteful number, since it uses less digits than its factorization.

340513140303142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170256570151573.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 340513140303142 its reverse (241303041315043), we get a palindrome (581816181618185).

The spelling of 340513140303142 in words is "three hundred forty trillion, five hundred thirteen billion, one hundred forty million, three hundred three thousand, one hundred forty-two".