1340302872742 has 16 divisors (see below), whose sum is σ = 2065173402240. Its totient is φ = 651918449088.

The previous prime is 1340302872739. The next prime is 1340302872743. The reversal of 1340302872742 is 2472782030431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340302872743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1274767 + ... + 2075002.

It is an arithmetic number, because the mean of its divisors is an integer number (129073337640).

Almost surely, 2^{1340302872742} is an apocalyptic number.

1340302872742 is a deficient number, since it is larger than the sum of its proper divisors (724870529498).

1340302872742 is a wasteful number, since it uses less digits than its factorization.

1340302872742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3355215.

The product of its (nonzero) digits is 451584, while the sum is 43.

The spelling of 1340302872742 in words is "one trillion, three hundred forty billion, three hundred two million, eight hundred seventy-two thousand, seven hundred forty-two".