68977824935 has 8 divisors (see below), whose sum is σ = 84335152320. Its totient is φ = 54141085024.

The previous prime is 68977824919. The next prime is 68977824961. The reversal of 68977824935 is 53942877986.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 68977824935 - 2⁴ = 68977824919 is a prime.

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, 130146575 + ... + 130147104.

It is an arithmetic number, because the mean of its divisors is an integer number (10541894040).

Almost surely, 2^68977824935 is an apocalyptic number.

68977824935 is a deficient number, since it is larger than the sum of its proper divisors (15357327385).

68977824935 is a wasteful number, since it uses less digits than its factorization.

68977824935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260293737.

The product of its digits is 182891520, while the sum is 68.

The spelling of 68977824935 in words is "sixty-eight billion, nine hundred seventy-seven million, eight hundred twenty-four thousand, nine hundred thirty-five".