2385094828561 has 2 divisors, whose sum is σ = 2385094828562. Its totient is φ = 2385094828560.

The previous prime is 2385094828507. The next prime is 2385094828579. The reversal of 2385094828561 is 1658284905832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2377282920336 + 7811908225 = 1541844^2 + 88385^2 .

It is a cyclic number.

It is not a de Polignac number, because 2385094828561 - 2¹³ = 2385094820369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2385094828561.

It is not a weakly prime, because it can be changed into another prime (2385094828591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1192547414280 + 1192547414281.

It is an arithmetic number, because the mean of its divisors is an integer number (1192547414281).

Almost surely, 2^{2385094828561} is an apocalyptic number.

It is an amenable number.

2385094828561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2385094828561 is an equidigital number, since it uses as much as digits as its factorization.

2385094828561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33177600, while the sum is 61.

The spelling of 2385094828561 in words is "two trillion, three hundred eighty-five billion, ninety-four million, eight hundred twenty-eight thousand, five hundred sixty-one".