132772768643287 has 4 divisors (see below), whose sum is σ = 133026636270280. Its totient is φ = 132518901016296.

The previous prime is 132772768643267. The next prime is 132772768643299. The reversal of 132772768643287 is 782346867277231.

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-132772768643287 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 (132772768643257) 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, 126933812712 + ... + 126933813757.

It is an arithmetic number, because the mean of its divisors is an integer number (33256659067570).

Almost surely, 2^{132772768643287} is an apocalyptic number.

132772768643287 is a deficient number, since it is larger than the sum of its proper divisors (253867626993).

132772768643287 is an equidigital number, since it uses as much as digits as its factorization.

132772768643287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253867626992.

The product of its digits is 1593188352, while the sum is 73.

The spelling of 132772768643287 in words is "one hundred thirty-two trillion, seven hundred seventy-two billion, seven hundred sixty-eight million, six hundred forty-three thousand, two hundred eighty-seven".