68575633657586 has 16 divisors (see below), whose sum is σ = 112230274055328. Its totient is φ = 31166409016800.

The previous prime is 68575633657571. The next prime is 68575633657711.

68575633657586 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 68575633657586.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216515900 + ... + 216832391.

It is an arithmetic number, because the mean of its divisors is an integer number (7014392128458).

Almost surely, 2^{68575633657586} is an apocalyptic number.

68575633657586 is a deficient number, since it is larger than the sum of its proper divisors (43654640397742).

68575633657586 is a wasteful number, since it uses less digits than its factorization.

68575633657586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433355497.

The product of its digits is 22861440000, while the sum is 80.

The spelling of 68575633657586 in words is "sixty-eight trillion, five hundred seventy-five billion, six hundred thirty-three million, six hundred fifty-seven thousand, five hundred eighty-six".