68240628206 has 16 divisors (see below), whose sum is σ = 105658006608. Its totient is φ = 33033998400.

The previous prime is 68240628191. The next prime is 68240628221. The reversal of 68240628206 is 60282604286.

It is an interprime number because it is at equal distance from previous prime (68240628191) and next prime (68240628221).

It is a congruent number.

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, 3165605 + ... + 3187088.

It is an arithmetic number, because the mean of its divisors is an integer number (6603625413).

Almost surely, 2^68240628206 is an apocalyptic number.

68240628206 is a deficient number, since it is larger than the sum of its proper divisors (37417378402).

68240628206 is a wasteful number, since it uses less digits than its factorization.

68240628206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352867.

The product of its (nonzero) digits is 442368, while the sum is 44.

The spelling of 68240628206 in words is "sixty-eight billion, two hundred forty million, six hundred twenty-eight thousand, two hundred six".