1340340101432 has 32 divisors (see below), whose sum is σ = 2631671095680. Its totient is φ = 638767066080.

The previous prime is 1340340101431. The next prime is 1340340101437. The reversal of 1340340101432 is 2341010430431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340340101431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12817994 + ... + 12922137.

It is an arithmetic number, because the mean of its divisors is an integer number (82239721740).

Almost surely, 2^{1340340101432} is an apocalyptic number.

It is an amenable number.

1340340101432 is a deficient number, since it is larger than the sum of its proper divisors (1291330994248).

1340340101432 is a wasteful number, since it uses less digits than its factorization.

1340340101432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25740443 (or 25740439 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1340340101432 its reverse (2341010430431), we get a palindrome (3681350531863).

The spelling of 1340340101432 in words is "one trillion, three hundred forty billion, three hundred forty million, one hundred one thousand, four hundred thirty-two".