1340597964069 has 320 divisors, whose sum is σ = 2643407585280. Its totient is φ = 657840268800.

The previous prime is 1340597964047. The next prime is 1340597964103. The reversal of 1340597964069 is 9604697950431.

1340597964069 is a `hidden beast` number, since 1 + 34 + 0 + 597 + 9 + 6 + 4 + 0 + 6 + 9 = 666.

It is not a de Polignac number, because 1340597964069 - 2⁹ = 1340597963557 is a prime.

It is a super-2 number, since 2×1340597964069² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 1340597963997 and 1340597964015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340597963069) 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 319 ways as a sum of consecutive naturals, for example, 1010246484 + ... + 1010247810.

It is an arithmetic number, because the mean of its divisors is an integer number (8260648704).

Almost surely, 2^{1340597964069} is an apocalyptic number.

It is an amenable number.

1340597964069 is a deficient number, since it is larger than the sum of its proper divisors (1302809621211).

1340597964069 is a wasteful number, since it uses less digits than its factorization.

1340597964069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542 (or 1533 counting only the distinct ones).

The product of its (nonzero) digits is 44089920, while the sum is 63.

The spelling of 1340597964069 in words is "one trillion, three hundred forty billion, five hundred ninety-seven million, nine hundred sixty-four thousand, sixty-nine".