68936675506 has 8 divisors (see below), whose sum is σ = 106740658944. Its totient is φ = 33356455860.

The previous prime is 68936675497. The next prime is 68936675513. The reversal of 68936675506 is 60557663986.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555940870 + ... + 555940993.

It is an arithmetic number, because the mean of its divisors is an integer number (13342582368).

Almost surely, 2^68936675506 is an apocalyptic number.

68936675506 is a deficient number, since it is larger than the sum of its proper divisors (37803983438).

68936675506 is a wasteful number, since it uses less digits than its factorization.

68936675506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111881896.

The product of its (nonzero) digits is 48988800, while the sum is 61.

The spelling of 68936675506 in words is "sixty-eight billion, nine hundred thirty-six million, six hundred seventy-five thousand, five hundred six".