2604742752571 has 2 divisors, whose sum is σ = 2604742752572. Its totient is φ = 2604742752570.

The previous prime is 2604742752569. The next prime is 2604742752587. The reversal of 2604742752571 is 1752572474062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2604742752571 - 2¹ = 2604742752569 is a prime.

It is a super-2 number, since 2×2604742752571² (a number of 26 digits) contains 22 as substring.

Together with 2604742752569, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2604742752071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1302371376285 + 1302371376286.

It is an arithmetic number, because the mean of its divisors is an integer number (1302371376286).

Almost surely, 2^{2604742752571} is an apocalyptic number.

2604742752571 is a deficient number, since it is larger than the sum of its proper divisors (1).

2604742752571 is an equidigital number, since it uses as much as digits as its factorization.

2604742752571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6585600, while the sum is 52.

The spelling of 2604742752571 in words is "two trillion, six hundred four billion, seven hundred forty-two million, seven hundred fifty-two thousand, five hundred seventy-one".