25077682757 has 2 divisors, whose sum is σ = 25077682758. Its totient is φ = 25077682756.

The previous prime is 25077682727. The next prime is 25077682801. The reversal of 25077682757 is 75728677052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15924168481 + 9153514276 = 126191^2 + 95674^2 .

It is a cyclic number.

It is not a de Polignac number, because 25077682757 - 2¹⁶ = 25077617221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25077682727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12538841378 + 12538841379.

It is an arithmetic number, because the mean of its divisors is an integer number (12538841379).

Almost surely, 2^25077682757 is an apocalyptic number.

It is an amenable number.

25077682757 is a deficient number, since it is larger than the sum of its proper divisors (1).

25077682757 is an equidigital number, since it uses as much as digits as its factorization.

25077682757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11524800, while the sum is 56.

The spelling of 25077682757 in words is "twenty-five billion, seventy-seven million, six hundred eighty-two thousand, seven hundred fifty-seven".