196709385789023 has 8 divisors (see below), whose sum is σ = 203502512220480. Its totient is φ = 189916928968480.

The previous prime is 196709385789001. The next prime is 196709385789031. The reversal of 196709385789023 is 320987583907691.

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-196709385789023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196709385789223) 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, 166805015 + ... + 167980152.

It is an arithmetic number, because the mean of its divisors is an integer number (25437814027560).

Almost surely, 2^{196709385789023} is an apocalyptic number.

196709385789023 is a deficient number, since it is larger than the sum of its proper divisors (6793126431457).

196709385789023 is a wasteful number, since it uses less digits than its factorization.

196709385789023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334805457.

The product of its (nonzero) digits is 1234517760, while the sum is 77.

The spelling of 196709385789023 in words is "one hundred ninety-six trillion, seven hundred nine billion, three hundred eighty-five million, seven hundred eighty-nine thousand, twenty-three".