1340047366718 has 4 divisors (see below), whose sum is σ = 2010071050080. Its totient is φ = 670023683358.

The previous prime is 1340047366711. The next prime is 1340047366729. The reversal of 1340047366718 is 8176637400431.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340047366711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335011841678 + ... + 335011841681.

It is an arithmetic number, because the mean of its divisors is an integer number (502517762520).

Almost surely, 2^{1340047366718} is an apocalyptic number.

1340047366718 is a deficient number, since it is larger than the sum of its proper divisors (670023683362).

1340047366718 is an equidigital number, since it uses as much as digits as its factorization.

1340047366718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670023683361.

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 1340047366718 in words is "one trillion, three hundred forty billion, forty-seven million, three hundred sixty-six thousand, seven hundred eighteen".