1340882624638 has 16 divisors (see below), whose sum is σ = 2030134430016. Its totient is φ = 664199976960.

The previous prime is 1340882624633. The next prime is 1340882624713. The reversal of 1340882624638 is 8364262880431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340882624633) 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, 7114006 + ... + 7300057.

It is an arithmetic number, because the mean of its divisors is an integer number (126883401876).

Almost surely, 2^{1340882624638} is an apocalyptic number.

1340882624638 is a deficient number, since it is larger than the sum of its proper divisors (689251805378).

1340882624638 is a wasteful number, since it uses less digits than its factorization.

1340882624638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14414499.

The product of its (nonzero) digits is 10616832, while the sum is 55.

The spelling of 1340882624638 in words is "one trillion, three hundred forty billion, eight hundred eighty-two million, six hundred twenty-four thousand, six hundred thirty-eight".