6243743203613 has 4 divisors (see below), whose sum is σ = 6247210025628. Its totient is φ = 6240276381600.

The previous prime is 6243743203601. The next prime is 6243743203627. The reversal of 6243743203613 is 3163023473426.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2965101470809 + 3278641732804 = 1721947^2 + 1810702^2 .

It is a cyclic number.

It is not a de Polignac number, because 6243743203613 - 2¹⁶ = 6243743138077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6243745203613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1733408306 + ... + 1733411907.

It is an arithmetic number, because the mean of its divisors is an integer number (1561802506407).

Almost surely, 2^{6243743203613} is an apocalyptic number.

It is an amenable number.

6243743203613 is a deficient number, since it is larger than the sum of its proper divisors (3466822015).

6243743203613 is a wasteful number, since it uses less digits than its factorization.

6243743203613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466822014.

The product of its (nonzero) digits is 1306368, while the sum is 44.

The spelling of 6243743203613 in words is "six trillion, two hundred forty-three billion, seven hundred forty-three million, two hundred three thousand, six hundred thirteen".