1340121626504 has 16 divisors (see below), whose sum is σ = 2660535582300. Its totient is φ = 630645471232.

The previous prime is 1340121626483. The next prime is 1340121626513. The reversal of 1340121626504 is 4056261210431.

It can be written as a sum of positive squares in 2 ways, for example, as 1319213044900 + 20908581604 = 1148570^2 + 144598^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4926917609 + ... + 4926917880.

Almost surely, 2^{1340121626504} is an apocalyptic number.

It is an amenable number.

1340121626504 is a deficient number, since it is larger than the sum of its proper divisors (1320413955796).

1340121626504 is a wasteful number, since it uses less digits than its factorization.

1340121626504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9853835512 (or 9853835508 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 1340121626504 its reverse (4056261210431), we get a palindrome (5396382836935).

The spelling of 1340121626504 in words is "one trillion, three hundred forty billion, one hundred twenty-one million, six hundred twenty-six thousand, five hundred four".