1340502443320 has 32 divisors (see below), whose sum is σ = 3016177981200. Its totient is φ = 536192535808.

The previous prime is 1340502443303. The next prime is 1340502443327. The reversal of 1340502443320 is 233442050431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340502443327) 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, 2727492 + ... + 3181228.

Almost surely, 2^{1340502443320} is an apocalyptic number.

1340502443320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340502443320 is an abundant number, since it is smaller than the sum of its proper divisors (1675675537880).

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

1340502443320 is a wasteful number, since it uses less digits than its factorization.

1340502443320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527607 (or 527603 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 1340502443320 its reverse (233442050431), we get a palindrome (1573944493751).

The spelling of 1340502443320 in words is "one trillion, three hundred forty billion, five hundred two million, four hundred forty-three thousand, three hundred twenty".