6252743687 has 4 divisors (see below), whose sum is σ = 6581835480. Its totient is φ = 5923651896.

The previous prime is 6252743641. The next prime is 6252743719. The reversal of 6252743687 is 7863472526.

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

It is a cyclic number.

It is not a de Polignac number, because 6252743687 - 2¹⁴ = 6252727303 is a prime.

It is a super-3 number, since 3×6252743687³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6252743087) 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, 164545868 + ... + 164545905.

It is an arithmetic number, because the mean of its divisors is an integer number (1645458870).

Almost surely, 2^6252743687 is an apocalyptic number.

6252743687 is a deficient number, since it is larger than the sum of its proper divisors (329091793).

6252743687 is a wasteful number, since it uses less digits than its factorization.

6252743687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329091792.

The product of its digits is 3386880, while the sum is 50.

The square root of 6252743687 is about 79074.2922004364. The cubic root of 6252743687 is about 1842.2852520032.

The spelling of 6252743687 in words is "six billion, two hundred fifty-two million, seven hundred forty-three thousand, six hundred eighty-seven".