70677316691 has 8 divisors (see below), whose sum is σ = 70794146304. Its totient is φ = 70560549000.

The previous prime is 70677316673. The next prime is 70677316729. The reversal of 70677316691 is 19661377607.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70677316691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70677316601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2635436 + ... + 2662118.

It is an arithmetic number, because the mean of its divisors is an integer number (8849268288).

Almost surely, 2^70677316691 is an apocalyptic number.

70677316691 is a deficient number, since it is larger than the sum of its proper divisors (116829613).

70677316691 is a wasteful number, since it uses less digits than its factorization.

70677316691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30961.

The product of its (nonzero) digits is 2000376, while the sum is 53.

The spelling of 70677316691 in words is "seventy billion, six hundred seventy-seven million, three hundred sixteen thousand, six hundred ninety-one".