27032657497 has 2 divisors, whose sum is σ = 27032657498. Its totient is φ = 27032657496.

The previous prime is 27032657383. The next prime is 27032657501. The reversal of 27032657497 is 79475623072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27008950336 + 23707161 = 164344^2 + 4869^2 .

It is a cyclic number.

It is not a de Polignac number, because 27032657497 - 2⁷ = 27032657369 is a prime.

It is a super-2 number, since 2×27032657497² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27032651497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13516328748 + 13516328749.

It is an arithmetic number, because the mean of its divisors is an integer number (13516328749).

Almost surely, 2^27032657497 is an apocalyptic number.

It is an amenable number.

27032657497 is a deficient number, since it is larger than the sum of its proper divisors (1).

27032657497 is an equidigital number, since it uses as much as digits as its factorization.

27032657497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4445280, while the sum is 52.

The spelling of 27032657497 in words is "twenty-seven billion, thirty-two million, six hundred fifty-seven thousand, four hundred ninety-seven".