2445485641 has 2 divisors, whose sum is σ = 2445485642. Its totient is φ = 2445485640.

The previous prime is 2445485633. The next prime is 2445485677. The reversal of 2445485641 is 1465845442.

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., 2070250000 + 375235641 = 45500^2 + 19371^2 .

It is a cyclic number.

It is not a de Polignac number, because 2445485641 - 2³ = 2445485633 is a prime.

It is not a weakly prime, because it can be changed into another prime (2445485621) 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, 1222742820 + 1222742821.

It is an arithmetic number, because the mean of its divisors is an integer number (1222742821).

Almost surely, 2^2445485641 is an apocalyptic number.

It is an amenable number.

2445485641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2445485641 is an equidigital number, since it uses as much as digits as its factorization.

2445485641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 614400, while the sum is 43.

The square root of 2445485641 is about 49451.8517449044. The cubic root of 2445485641 is about 1347.2712399610.

The spelling of 2445485641 in words is "two billion, four hundred forty-five million, four hundred eighty-five thousand, six hundred forty-one".