70849634668 has 6 divisors (see below), whose sum is σ = 123986860676. Its totient is φ = 35424817332.

The previous prime is 70849634659. The next prime is 70849634719. The reversal of 70849634668 is 86643694807.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8856204330 + ... + 8856204337.

Almost surely, 2^70849634668 is an apocalyptic number.

It is an amenable number.

70849634668 is a deficient number, since it is larger than the sum of its proper divisors (53137226008).

70849634668 is a wasteful number, since it uses less digits than its factorization.

70849634668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17712408671 (or 17712408669 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 61.

The spelling of 70849634668 in words is "seventy billion, eight hundred forty-nine million, six hundred thirty-four thousand, six hundred sixty-eight".