2549133659 has 2 divisors, whose sum is σ = 2549133660. Its totient is φ = 2549133658.

The previous prime is 2549133619. The next prime is 2549133667. The reversal of 2549133659 is 9563319452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2549133659 - 2⁸ = 2549133403 is a prime.

It is a super-2 number, since 2×2549133659² = 12996164822893456562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2549133619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1274566829 + 1274566830.

It is an arithmetic number, because the mean of its divisors is an integer number (1274566830).

Almost surely, 2^2549133659 is an apocalyptic number.

2549133659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2549133659 is an equidigital number, since it uses as much as digits as its factorization.

2549133659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 874800, while the sum is 47.

The square root of 2549133659 is about 50488.9459089809. The cubic root of 2549133659 is about 1366.0424725284.

The spelling of 2549133659 in words is "two billion, five hundred forty-nine million, one hundred thirty-three thousand, six hundred fifty-nine".