6268856588642 has 4 divisors (see below), whose sum is σ = 9403284882966. Its totient is φ = 3134428294320.

The previous prime is 6268856588641. The next prime is 6268856588677. The reversal of 6268856588642 is 2468856588626.

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

It can be written as a sum of positive squares in only one way, i.e., 6262761507601 + 6095081041 = 2502551^2 + 78071^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6268856588642.

It is not an unprimeable number, because it can be changed into a prime (6268856588641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1567214147159 + ... + 1567214147162.

Almost surely, 2^{6268856588642} is an apocalyptic number.

6268856588642 is a deficient number, since it is larger than the sum of its proper divisors (3134428294324).

6268856588642 is a wasteful number, since it uses less digits than its factorization.

6268856588642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134428294323.

The product of its digits is 2123366400, while the sum is 74.

The spelling of 6268856588642 in words is "six trillion, two hundred sixty-eight billion, eight hundred fifty-six million, five hundred eighty-eight thousand, six hundred forty-two".