2604534641 has 2 divisors, whose sum is σ = 2604534642. Its totient is φ = 2604534640.

The previous prime is 2604534619. The next prime is 2604534671. The reversal of 2604534641 is 1464354062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1638630400 + 965904241 = 40480^2 + 31079^2 .

It is a cyclic number.

It is not a de Polignac number, because 2604534641 - 2⁶ = 2604534577 is a prime.

It is not a weakly prime, because it can be changed into another prime (2604534671) 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, 1302267320 + 1302267321.

It is an arithmetic number, because the mean of its divisors is an integer number (1302267321).

Almost surely, 2^2604534641 is an apocalyptic number.

It is an amenable number.

2604534641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2604534641 is an equidigital number, since it uses as much as digits as its factorization.

2604534641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2604534641 is about 51034.6415780497. The cubic root of 2604534641 is about 1375.8678186263.

The spelling of 2604534641 in words is "two billion, six hundred four million, five hundred thirty-four thousand, six hundred forty-one".