1344534323545 has 8 divisors (see below), whose sum is σ = 1843932786624. Its totient is φ = 921966393264.

The previous prime is 1344534323519. The next prime is 1344534323599. The reversal of 1344534323545 is 5453234354431.

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

It is a de Polignac number, because none of the positive numbers 2^k-1344534323545 is a prime.

It is a super-2 number, since 2×1344534323545² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1344534323495 and 1344534323504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19207633159 + ... + 19207633228.

It is an arithmetic number, because the mean of its divisors is an integer number (230491598328).

Almost surely, 2^{1344534323545} is an apocalyptic number.

It is an amenable number.

1344534323545 is a deficient number, since it is larger than the sum of its proper divisors (499398463079).

1344534323545 is an equidigital number, since it uses as much as digits as its factorization.

1344534323545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38415266399.

The product of its digits is 5184000, while the sum is 46.

Adding to 1344534323545 its reverse (5453234354431), we get a palindrome (6797768677976).

The spelling of 1344534323545 in words is "one trillion, three hundred forty-four billion, five hundred thirty-four million, three hundred twenty-three thousand, five hundred forty-five".