1340553335144 has 32 divisors (see below), whose sum is σ = 2533577548800. Its totient is φ = 664933691520.

The previous prime is 1340553335123. The next prime is 1340553335153. The reversal of 1340553335144 is 4415333550431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11280467 + ... + 11398685.

It is an arithmetic number, because the mean of its divisors is an integer number (79174298400).

Almost surely, 2^{1340553335144} is an apocalyptic number.

It is an amenable number.

1340553335144 is a deficient number, since it is larger than the sum of its proper divisors (1193024213656).

1340553335144 is a wasteful number, since it uses less digits than its factorization.

1340553335144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129513 (or 129509 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 41.

Adding to 1340553335144 its reverse (4415333550431), we get a palindrome (5755886885575).

The spelling of 1340553335144 in words is "one trillion, three hundred forty billion, five hundred fifty-three million, three hundred thirty-five thousand, one hundred forty-four".