99769968692857 has 8 divisors (see below), whose sum is σ = 101462364665280. Its totient is φ = 98077618705680.

The previous prime is 99769968692843. The next prime is 99769968692879. The reversal of 99769968692857 is 75829686996799.

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 99769968692857 - 2¹¹ = 99769968690809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99769968692357) 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, 7106194 + ... + 15812587.

It is an arithmetic number, because the mean of its divisors is an integer number (12682795583160).

Almost surely, 2^{99769968692857} is an apocalyptic number.

It is an amenable number.

99769968692857 is a deficient number, since it is larger than the sum of its proper divisors (1692395972423).

99769968692857 is a wasteful number, since it uses less digits than its factorization.

99769968692857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22992623.

The product of its digits is 399983754240, while the sum is 100.

The spelling of 99769968692857 in words is "ninety-nine trillion, seven hundred sixty-nine billion, nine hundred sixty-eight million, six hundred ninety-two thousand, eight hundred fifty-seven".