6228538662893 has 4 divisors (see below), whose sum is σ = 6594923290140. Its totient is φ = 5862154035648.

The previous prime is 6228538662881. The next prime is 6228538662911. The reversal of 6228538662893 is 3982668358226.

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 2595714098884 + 3632824564009 = 1611122^2 + 1905997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6228538662893 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 (6228538662803) 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, 183192313598 + ... + 183192313631.

It is an arithmetic number, because the mean of its divisors is an integer number (1648730822535).

Almost surely, 2^{6228538662893} is an apocalyptic number.

It is an amenable number.

6228538662893 is a deficient number, since it is larger than the sum of its proper divisors (366384627247).

6228538662893 is a wasteful number, since it uses less digits than its factorization.

6228538662893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366384627246.

The product of its digits is 358318080, while the sum is 68.

The spelling of 6228538662893 in words is "six trillion, two hundred twenty-eight billion, five hundred thirty-eight million, six hundred sixty-two thousand, eight hundred ninety-three".