1347544845423 has 64 divisors (see below), whose sum is σ = 2423673472000. Its totient is φ = 722805109632.

The previous prime is 1347544845419. The next prime is 1347544845443. The reversal of 1347544845423 is 3245484457431.

1347544845423 is a `hidden beast` number, since 1 + 3 + 4 + 7 + 54 + 48 + 4 + 542 + 3 = 666.

It is not a de Polignac number, because 1347544845423 - 2² = 1347544845419 is a prime.

It is a super-2 number, since 2×1347544845423² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1347544845423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1347544845443) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1329940 + ... + 2112777.

It is an arithmetic number, because the mean of its divisors is an integer number (37869898000).

Almost surely, 2^{1347544845423} is an apocalyptic number.

1347544845423 is a deficient number, since it is larger than the sum of its proper divisors (1076128626577).

1347544845423 is a wasteful number, since it uses less digits than its factorization.

1347544845423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3442861 (or 3442855 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 54.

The spelling of 1347544845423 in words is "one trillion, three hundred forty-seven billion, five hundred forty-four million, eight hundred forty-five thousand, four hundred twenty-three".