340040321142 has 16 divisors (see below), whose sum is σ = 680091839280. Its totient is φ = 113344907552.

The previous prime is 340040321111. The next prime is 340040321183. The reversal of 340040321142 is 241123040043.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 42033 + ... + 825740.

It is an arithmetic number, because the mean of its divisors is an integer number (42505739955).

Almost surely, 2^340040321142 is an apocalyptic number.

340040321142 is an abundant number, since it is smaller than the sum of its proper divisors (340051518138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340040321142 is a wasteful number, since it uses less digits than its factorization.

340040321142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933087.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 340040321142 its reverse (241123040043), we get a palindrome (581163361185).

The spelling of 340040321142 in words is "three hundred forty billion, forty million, three hundred twenty-one thousand, one hundred forty-two".