1344353579457 has 32 divisors (see below), whose sum is σ = 2175477587712. Its totient is φ = 720868184064.

The previous prime is 1344353579417. The next prime is 1344353579477. The reversal of 1344353579457 is 7549753534431.

It is not a de Polignac number, because 1344353579457 - 2⁸ = 1344353579201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1344353579457.

It is not an unprimeable number, because it can be changed into a prime (1344353579417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5466778 + ... + 5707395.

It is an arithmetic number, because the mean of its divisors is an integer number (67983674616).

Almost surely, 2^{1344353579457} is an apocalyptic number.

1344353579457 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1344353579457 is a deficient number, since it is larger than the sum of its proper divisors (831124008255).

1344353579457 is a wasteful number, since it uses less digits than its factorization.

1344353579457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11174537.

The product of its digits is 95256000, while the sum is 60.

The spelling of 1344353579457 in words is "one trillion, three hundred forty-four billion, three hundred fifty-three million, five hundred seventy-nine thousand, four hundred fifty-seven".