27246256501 has 2 divisors, whose sum is σ = 27246256502. Its totient is φ = 27246256500.

The previous prime is 27246256489. The next prime is 27246256511. The reversal of 27246256501 is 10565264272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23662438276 + 3583818225 = 153826^2 + 59865^2 .

It is a cyclic number.

It is not a de Polignac number, because 27246256501 - 2²³ = 27237867893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27246256511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13623128250 + 13623128251.

It is an arithmetic number, because the mean of its divisors is an integer number (13623128251).

Almost surely, 2^27246256501 is an apocalyptic number.

It is an amenable number.

27246256501 is a deficient number, since it is larger than the sum of its proper divisors (1).

27246256501 is an equidigital number, since it uses as much as digits as its factorization.

27246256501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 27246256501 in words is "twenty-seven billion, two hundred forty-six million, two hundred fifty-six thousand, five hundred one".