2427328961 has 2 divisors, whose sum is σ = 2427328962. Its totient is φ = 2427328960.

The previous prime is 2427328949. The next prime is 2427328979. The reversal of 2427328961 is 1698237242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2016010000 + 411318961 = 44900^2 + 20281^2 .

It is a cyclic number.

It is not a de Polignac number, because 2427328961 - 2²⁶ = 2360220097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2427328921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1213664480 + 1213664481.

It is an arithmetic number, because the mean of its divisors is an integer number (1213664481).

Almost surely, 2^2427328961 is an apocalyptic number.

It is an amenable number.

2427328961 is a deficient number, since it is larger than the sum of its proper divisors (1).

2427328961 is an equidigital number, since it uses as much as digits as its factorization.

2427328961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 44.

The square root of 2427328961 is about 49267.9303502796. The cubic root of 2427328961 is about 1343.9286504974.

The spelling of 2427328961 in words is "two billion, four hundred twenty-seven million, three hundred twenty-eight thousand, nine hundred sixty-one".