2732312306081 has 2 divisors, whose sum is σ = 2732312306082. Its totient is φ = 2732312306080.

The previous prime is 2732312306069. The next prime is 2732312306147. The reversal of 2732312306081 is 1806032132372.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2501711622400 + 230600683681 = 1581680^2 + 480209^2 .

It is a cyclic number.

It is not a de Polignac number, because 2732312306081 - 2¹⁴ = 2732312289697 is a prime.

It is a super-2 number, since 2×2732312306081² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2732312306041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1366156153040 + 1366156153041.

It is an arithmetic number, because the mean of its divisors is an integer number (1366156153041).

Almost surely, 2^{2732312306081} is an apocalyptic number.

It is an amenable number.

2732312306081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2732312306081 is an equidigital number, since it uses as much as digits as its factorization.

2732312306081 is an evil number, because the sum of its binary digits is even.

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

The spelling of 2732312306081 in words is "two trillion, seven hundred thirty-two billion, three hundred twelve million, three hundred six thousand, eighty-one".