2591652577 has 2 divisors, whose sum is σ = 2591652578. Its totient is φ = 2591652576.

The previous prime is 2591652491. The next prime is 2591652587. The reversal of 2591652577 is 7752561952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2377440081 + 214212496 = 48759^2 + 14636^2 .

It is a cyclic number.

It is not a de Polignac number, because 2591652577 - 2⁷ = 2591652449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2591652577.

It is not a weakly prime, because it can be changed into another prime (2591652587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1295826288 + 1295826289.

It is an arithmetic number, because the mean of its divisors is an integer number (1295826289).

Almost surely, 2^2591652577 is an apocalyptic number.

It is an amenable number.

2591652577 is a deficient number, since it is larger than the sum of its proper divisors (1).

2591652577 is an equidigital number, since it uses as much as digits as its factorization.

2591652577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1323000, while the sum is 49.

The square root of 2591652577 is about 50908.2761149894. The cubic root of 2591652577 is about 1373.5957148562.

The spelling of 2591652577 in words is "two billion, five hundred ninety-one million, six hundred fifty-two thousand, five hundred seventy-seven".