196489237207 has 4 divisors (see below), whose sum is σ = 197002264320. Its totient is φ = 195976210096.

The previous prime is 196489237169. The next prime is 196489237213. The reversal of 196489237207 is 702732984691.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196489237207 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 (196489232207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256512982 + ... + 256513747.

It is an arithmetic number, because the mean of its divisors is an integer number (49250566080).

Almost surely, 2^196489237207 is an apocalyptic number.

196489237207 is a deficient number, since it is larger than the sum of its proper divisors (513027113).

196489237207 is an equidigital number, since it uses as much as digits as its factorization.

196489237207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513027112.

The product of its (nonzero) digits is 9144576, while the sum is 58.

The spelling of 196489237207 in words is "one hundred ninety-six billion, four hundred eighty-nine million, two hundred thirty-seven thousand, two hundred seven".