25073502132761 has 2 divisors, whose sum is σ = 25073502132762. Its totient is φ = 25073502132760.

The previous prime is 25073502132719. The next prime is 25073502132799. The reversal of 25073502132761 is 16723120537052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22423586976025 + 2649915156736 = 4735355^2 + 1627856^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25073502132761 is a prime.

It is not a weakly prime, because it can be changed into another prime (25073592132761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12536751066380 + 12536751066381.

It is an arithmetic number, because the mean of its divisors is an integer number (12536751066381).

Almost surely, 2^{25073502132761} is an apocalyptic number.

It is an amenable number.

25073502132761 is a deficient number, since it is larger than the sum of its proper divisors (1).

25073502132761 is an equidigital number, since it uses as much as digits as its factorization.

25073502132761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 25073502132761 in words is "twenty-five trillion, seventy-three billion, five hundred two million, one hundred thirty-two thousand, seven hundred sixty-one".