27753138527 has 2 divisors, whose sum is σ = 27753138528. Its totient is φ = 27753138526.

The previous prime is 27753138509. The next prime is 27753138601. The reversal of 27753138527 is 72583135772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27753138527 - 2²⁴ = 27736361311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27753138827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13876569263 + 13876569264.

It is an arithmetic number, because the mean of its divisors is an integer number (13876569264).

Almost surely, 2^27753138527 is an apocalyptic number.

27753138527 is a deficient number, since it is larger than the sum of its proper divisors (1).

27753138527 is an equidigital number, since it uses as much as digits as its factorization.

27753138527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2469600, while the sum is 50.

The spelling of 27753138527 in words is "twenty-seven billion, seven hundred fifty-three million, one hundred thirty-eight thousand, five hundred twenty-seven".