68828364398 has 4 divisors (see below), whose sum is σ = 103242546600. Its totient is φ = 34414182198.

The previous prime is 68828364383. The next prime is 68828364403. The reversal of 68828364398 is 89346382886.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17207091098 + ... + 17207091101.

It is an arithmetic number, because the mean of its divisors is an integer number (25810636650).

Almost surely, 2^68828364398 is an apocalyptic number.

68828364398 is a deficient number, since it is larger than the sum of its proper divisors (34414182202).

68828364398 is a wasteful number, since it uses less digits than its factorization.

68828364398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34414182201.

The product of its digits is 95551488, while the sum is 65.

The spelling of 68828364398 in words is "sixty-eight billion, eight hundred twenty-eight million, three hundred sixty-four thousand, three hundred ninety-eight".