1345982056089 has 64 divisors (see below), whose sum is σ = 2006892011520. Its totient is φ = 795423697920.

The previous prime is 1345982056079. The next prime is 1345982056141. The reversal of 1345982056089 is 9806502895431.

It is not a de Polignac number, because 1345982056089 - 2⁹ = 1345982055577 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1345982056079) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 812299749 + ... + 812301405.

It is an arithmetic number, because the mean of its divisors is an integer number (31357687680).

Almost surely, 2^{1345982056089} is an apocalyptic number.

It is an amenable number.

1345982056089 is a deficient number, since it is larger than the sum of its proper divisors (660909955431).

1345982056089 is a wasteful number, since it uses less digits than its factorization.

1345982056089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350.

The product of its (nonzero) digits is 18662400, while the sum is 60.

The spelling of 1345982056089 in words is "one trillion, three hundred forty-five billion, nine hundred eighty-two million, fifty-six thousand, eighty-nine".