196667579232 has 96 divisors (see below), whose sum is σ = 578130739200. Its totient is φ = 65039635584.

The previous prime is 196667579221. The next prime is 196667579233. The reversal of 196667579232 is 232975766691.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 196667579232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196667579233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 786432 + ... + 1005887.

It is an arithmetic number, because the mean of its divisors is an integer number (6022195200).

Almost surely, 2^196667579232 is an apocalyptic number.

196667579232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

196667579232 is an abundant number, since it is smaller than the sum of its proper divisors (381463159968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196667579232 is a wasteful number, since it uses less digits than its factorization.

196667579232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1792465 (or 1792451 counting only the distinct ones).

The product of its digits is 51438240, while the sum is 63.

The spelling of 196667579232 in words is "one hundred ninety-six billion, six hundred sixty-seven million, five hundred seventy-nine thousand, two hundred thirty-two".