72132138263 has 2 divisors, whose sum is σ = 72132138264. Its totient is φ = 72132138262.

The previous prime is 72132138223. The next prime is 72132138271. The reversal of 72132138263 is 36283123127.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72132138263 - 2⁸ = 72132138007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72132138223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36066069131 + 36066069132.

It is an arithmetic number, because the mean of its divisors is an integer number (36066069132).

Almost surely, 2^72132138263 is an apocalyptic number.

72132138263 is a deficient number, since it is larger than the sum of its proper divisors (1).

72132138263 is an equidigital number, since it uses as much as digits as its factorization.

72132138263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The spelling of 72132138263 in words is "seventy-two billion, one hundred thirty-two million, one hundred thirty-eight thousand, two hundred sixty-three".