3056445265921 has 2 divisors, whose sum is σ = 3056445265922. Its totient is φ = 3056445265920.

The previous prime is 3056445265897. The next prime is 3056445265931. The reversal of 3056445265921 is 1295625446503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2602620733696 + 453824532225 = 1613264^2 + 673665^2 .

It is a cyclic number.

It is not a de Polignac number, because 3056445265921 - 2¹¹ = 3056445263873 is a prime.

It is not a weakly prime, because it can be changed into another prime (3056445265931) 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, 1528222632960 + 1528222632961.

It is an arithmetic number, because the mean of its divisors is an integer number (1528222632961).

Almost surely, 2^{3056445265921} is an apocalyptic number.

It is an amenable number.

3056445265921 is a deficient number, since it is larger than the sum of its proper divisors (1).

3056445265921 is an equidigital number, since it uses as much as digits as its factorization.

3056445265921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776000, while the sum is 52.

The spelling of 3056445265921 in words is "three trillion, fifty-six billion, four hundred forty-five million, two hundred sixty-five thousand, nine hundred twenty-one".