1340204433393 has 16 divisors (see below), whose sum is σ = 2070191847296. Its totient is φ = 755340266880.

The previous prime is 1340204433389. The next prime is 1340204433431. The reversal of 1340204433393 is 3933344020431.

It is not a de Polignac number, because 1340204433393 - 2² = 1340204433389 is a prime.

It is a super-2 number, since 2×1340204433393² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1340204433343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437116678 + ... + 437119743.

It is an arithmetic number, because the mean of its divisors is an integer number (129386990456).

Almost surely, 2^{1340204433393} is an apocalyptic number.

It is an amenable number.

1340204433393 is a deficient number, since it is larger than the sum of its proper divisors (729987413903).

1340204433393 is an equidigital number, since it uses as much as digits as its factorization.

1340204433393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874236504.

The product of its (nonzero) digits is 279936, while the sum is 39.

The spelling of 1340204433393 in words is "one trillion, three hundred forty billion, two hundred four million, four hundred thirty-three thousand, three hundred ninety-three".