2904557900897 has 2 divisors, whose sum is σ = 2904557900898. Its totient is φ = 2904557900896.

The previous prime is 2904557900891. The next prime is 2904557900969. The reversal of 2904557900897 is 7980097554092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2261988928081 + 642568972816 = 1503991^2 + 801604^2 .

It is a cyclic number.

It is not a de Polignac number, because 2904557900897 - 2⁸ = 2904557900641 is a prime.

It is not a weakly prime, because it can be changed into another prime (2904557900891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1452278950448 + 1452278950449.

It is an arithmetic number, because the mean of its divisors is an integer number (1452278950449).

Almost surely, 2^{2904557900897} is an apocalyptic number.

It is an amenable number.

2904557900897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2904557900897 is an equidigital number, since it uses as much as digits as its factorization.

2904557900897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57153600, while the sum is 65.

The spelling of 2904557900897 in words is "two trillion, nine hundred four billion, five hundred fifty-seven million, nine hundred thousand, eight hundred ninety-seven".