72327771211 has 2 divisors, whose sum is σ = 72327771212. Its totient is φ = 72327771210.

The previous prime is 72327771157. The next prime is 72327771223. The reversal of 72327771211 is 11217772327.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72327771211 - 2²⁷ = 72193553483 is a prime.

It is not a weakly prime, because it can be changed into another prime (72327771611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36163885605 + 36163885606.

It is an arithmetic number, because the mean of its divisors is an integer number (36163885606).

Almost surely, 2^72327771211 is an apocalyptic number.

72327771211 is a deficient number, since it is larger than the sum of its proper divisors (1).

72327771211 is an equidigital number, since it uses as much as digits as its factorization.

72327771211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57624, while the sum is 40.

The spelling of 72327771211 in words is "seventy-two billion, three hundred twenty-seven million, seven hundred seventy-one thousand, two hundred eleven".