132199869649 has 9 divisors (see below), whose sum is σ = 132639454857. Its totient is φ = 131761740084.

The previous prime is 132199869643. The next prime is 132199869721. The reversal of 132199869649 is 946968991231.

The square root of 132199869649 is 363593.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 132199869649 - 2²⁹ = 131662998737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132199869643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 217791904 + ... + 217792510.

Almost surely, 2^132199869649 is an apocalyptic number.

132199869649 is the 363593-rd square number.

132199869649 is the 181797-th centered octagonal number.

It is an amenable number.

132199869649 is a deficient number, since it is larger than the sum of its proper divisors (439585208).

132199869649 is an frugal number, since it uses more digits than its factorization.

132199869649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2412 (or 1206 counting only the distinct ones).

The product of its digits is 45349632, while the sum is 67.

The spelling of 132199869649 in words is "one hundred thirty-two billion, one hundred ninety-nine million, eight hundred sixty-nine thousand, six hundred forty-nine".