1345186320009 has 24 divisors (see below), whose sum is σ = 2086518328128. Its totient is φ = 768638515680.

The previous prime is 1345186319963. The next prime is 1345186320011. The reversal of 1345186320009 is 9000236815431.

It is not a de Polignac number, because 1345186320009 - 2¹⁵ = 1345186287241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1345186320059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2775619 + ... + 3224039.

It is an arithmetic number, because the mean of its divisors is an integer number (86938263672).

Almost surely, 2^{1345186320009} is an apocalyptic number.

It is an amenable number.

1345186320009 is a deficient number, since it is larger than the sum of its proper divisors (741332008119).

1345186320009 is a wasteful number, since it uses less digits than its factorization.

1345186320009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468845 (or 468838 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 1345186320009 in words is "one trillion, three hundred forty-five billion, one hundred eighty-six million, three hundred twenty thousand, nine".