1345723464569 has 8 divisors (see below), whose sum is σ = 1468082486208. Its totient is φ = 1223367863760.

The previous prime is 1345723464521. The next prime is 1345723464577. The reversal of 1345723464569 is 9654643275431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1345723464569 - 2⁸ = 1345723464313 is a prime.

It is a super-2 number, since 2×1345723464569² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1345723404569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4964 + ... + 1640570.

It is an arithmetic number, because the mean of its divisors is an integer number (183510310776).

Almost surely, 2^{1345723464569} is an apocalyptic number.

It is an amenable number.

1345723464569 is a deficient number, since it is larger than the sum of its proper divisors (122359021639).

1345723464569 is a wasteful number, since it uses less digits than its factorization.

1345723464569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710415.

The product of its digits is 65318400, while the sum is 59.

The spelling of 1345723464569 in words is "one trillion, three hundred forty-five billion, seven hundred twenty-three million, four hundred sixty-four thousand, five hundred sixty-nine".