1344404045545 has 8 divisors (see below), whose sum is σ = 1759947114240. Its totient is φ = 977748396720.

The previous prime is 1344404045533. The next prime is 1344404045587. The reversal of 1344404045545 is 5455404044431.

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

It is not a de Polignac number, because 1344404045545 - 2⁵ = 1344404045513 is a prime.

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, 12221854905 + ... + 12221855014.

It is an arithmetic number, because the mean of its divisors is an integer number (219993389280).

Almost surely, 2^{1344404045545} is an apocalyptic number.

It is an amenable number.

1344404045545 is a deficient number, since it is larger than the sum of its proper divisors (415543068695).

1344404045545 is a wasteful number, since it uses less digits than its factorization.

1344404045545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24443709935.

The product of its (nonzero) digits is 1536000, while the sum is 43.

Adding to 1344404045545 its reverse (5455404044431), we get a palindrome (6799808089976).

The spelling of 1344404045545 in words is "one trillion, three hundred forty-four billion, four hundred four million, forty-five thousand, five hundred forty-five".