27755252527507 has 2 divisors, whose sum is σ = 27755252527508. Its totient is φ = 27755252527506.

The previous prime is 27755252527441. The next prime is 27755252527517. The reversal of 27755252527507 is 70572525255772.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27755252527507 is a prime.

It is a super-3 number, since 3×27755252527507³ (a number of 41 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (27755252527517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13877626263753 + 13877626263754.

It is an arithmetic number, because the mean of its divisors is an integer number (13877626263754).

Almost surely, 2^{27755252527507} is an apocalyptic number.

27755252527507 is a deficient number, since it is larger than the sum of its proper divisors (1).

27755252527507 is an equidigital number, since it uses as much as digits as its factorization.

27755252527507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120050000, while the sum is 61.

The spelling of 27755252527507 in words is "twenty-seven trillion, seven hundred fifty-five billion, two hundred fifty-two million, five hundred twenty-seven thousand, five hundred seven".