1340663194089 has 12 divisors (see below), whose sum is σ = 1968259626372. Its totient is φ = 879123405600.

The previous prime is 1340663194069. The next prime is 1340663194099. The reversal of 1340663194089 is 9804913660431.

1340663194089 is a `hidden beast` number, since 13 + 406 + 63 + 1 + 94 + 0 + 89 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 369074475225 + 971588718864 = 607515^2 + 985692^2 .

It is not a de Polignac number, because 1340663194089 - 2²⁷ = 1340528976361 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1340663194069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1221004182 + ... + 1221005279.

It is an arithmetic number, because the mean of its divisors is an integer number (164021635531).

Almost surely, 2^{1340663194089} is an apocalyptic number.

It is an amenable number.

1340663194089 is a deficient number, since it is larger than the sum of its proper divisors (627596432283).

1340663194089 is a wasteful number, since it uses less digits than its factorization.

1340663194089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2442009528 (or 2442009525 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 1340663194089 in words is "one trillion, three hundred forty billion, six hundred sixty-three million, one hundred ninety-four thousand, eighty-nine".