2542061677 has 2 divisors, whose sum is σ = 2542061678. Its totient is φ = 2542061676.

The previous prime is 2542061651. The next prime is 2542061719. The reversal of 2542061677 is 7761602452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2514119881 + 27941796 = 50141^2 + 5286^2 .

It is a cyclic number.

It is not a de Polignac number, because 2542061677 - 2⁷ = 2542061549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2542061077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271030838 + 1271030839.

It is an arithmetic number, because the mean of its divisors is an integer number (1271030839).

Almost surely, 2^2542061677 is an apocalyptic number.

It is an amenable number.

2542061677 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542061677 is an equidigital number, since it uses as much as digits as its factorization.

2542061677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 2542061677 is about 50418.8623136223. The cubic root of 2542061677 is about 1364.7780461792.

The spelling of 2542061677 in words is "two billion, five hundred forty-two million, sixty-one thousand, six hundred seventy-seven".