6256611243 has 6 divisors (see below), whose sum is σ = 9037327364. Its totient is φ = 4171074156.

The previous prime is 6256611223. The next prime is 6256611247. The reversal of 6256611243 is 3421166526.

6256611243 is a `hidden beast` number, since 62 + 566 + 11 + 24 + 3 = 666.

It is not a de Polignac number, because 6256611243 - 2¹⁶ = 6256545707 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6256611198 and 6256611207.

It is not an unprimeable number, because it can be changed into a prime (6256611247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 347589505 + ... + 347589522.

Almost surely, 2^6256611243 is an apocalyptic number.

6256611243 is a deficient number, since it is larger than the sum of its proper divisors (2780716121).

6256611243 is a wasteful number, since it uses less digits than its factorization.

6256611243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695179033 (or 695179030 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 6256611243 is about 79098.7436246620. The cubic root of 6256611243 is about 1842.6650145088.

Adding to 6256611243 its reverse (3421166526), we get a palindrome (9677777769).

The spelling of 6256611243 in words is "six billion, two hundred fifty-six million, six hundred eleven thousand, two hundred forty-three".