2539752377 has 2 divisors, whose sum is σ = 2539752378. Its totient is φ = 2539752376.

The previous prime is 2539752367. The next prime is 2539752493. The reversal of 2539752377 is 7732579352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2413167376 + 126585001 = 49124^2 + 11251^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2539752377 is a prime.

It is not a weakly prime, because it can be changed into another prime (2539752307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269876188 + 1269876189.

It is an arithmetic number, because the mean of its divisors is an integer number (1269876189).

Almost surely, 2^2539752377 is an apocalyptic number.

It is an amenable number.

2539752377 is a deficient number, since it is larger than the sum of its proper divisors (1).

2539752377 is an equidigital number, since it uses as much as digits as its factorization.

2539752377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2778300, while the sum is 50.

The square root of 2539752377 is about 50395.9559587870. The cubic root of 2539752377 is about 1364.3646498640.

The spelling of 2539752377 in words is "two billion, five hundred thirty-nine million, seven hundred fifty-two thousand, three hundred seventy-seven".