1340312352342 has 16 divisors (see below), whose sum is σ = 2680641727920. Its totient is φ = 446767946912.

The previous prime is 1340312352331. The next prime is 1340312352383. The reversal of 1340312352342 is 2432532130431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463384 + ... + 1701572.

It is an arithmetic number, because the mean of its divisors is an integer number (167540107995).

Almost surely, 2^{1340312352342} is an apocalyptic number.

1340312352342 is an abundant number, since it is smaller than the sum of its proper divisors (1340329375578).

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

1340312352342 is a wasteful number, since it uses less digits than its factorization.

1340312352342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418607.

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 1340312352342 its reverse (2432532130431), we get a palindrome (3772844482773).

The spelling of 1340312352342 in words is "one trillion, three hundred forty billion, three hundred twelve million, three hundred fifty-two thousand, three hundred forty-two".