72816877127 has 2 divisors, whose sum is σ = 72816877128. Its totient is φ = 72816877126.

The previous prime is 72816877061. The next prime is 72816877139. The reversal of 72816877127 is 72177861827.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72816877127 - 2⁸ = 72816876871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72816877187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36408438563 + 36408438564.

It is an arithmetic number, because the mean of its divisors is an integer number (36408438564).

Almost surely, 2^72816877127 is an apocalyptic number.

72816877127 is a deficient number, since it is larger than the sum of its proper divisors (1).

72816877127 is an equidigital number, since it uses as much as digits as its factorization.

72816877127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3687936, while the sum is 56.

The spelling of 72816877127 in words is "seventy-two billion, eight hundred sixteen million, eight hundred seventy-seven thousand, one hundred twenty-seven".