5145244245643 has 16 divisors (see below), whose sum is σ = 5325870257280. Its totient is φ = 4964832867456.

The previous prime is 5145244245641. The next prime is 5145244245721. The reversal of 5145244245643 is 3465424425415.

It is a cyclic number.

It is not a de Polignac number, because 5145244245643 - 2¹ = 5145244245641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5145244245641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 563363905 + ... + 563373037.

It is an arithmetic number, because the mean of its divisors is an integer number (332866891080).

Almost surely, 2^{5145244245643} is an apocalyptic number.

5145244245643 is a deficient number, since it is larger than the sum of its proper divisors (180626011637).

5145244245643 is a wasteful number, since it uses less digits than its factorization.

5145244245643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18726.

The product of its digits is 9216000, while the sum is 49.

The spelling of 5145244245643 in words is "five trillion, one hundred forty-five billion, two hundred forty-four million, two hundred forty-five thousand, six hundred forty-three".