27349530612487 has 2 divisors, whose sum is σ = 27349530612488. Its totient is φ = 27349530612486.

The previous prime is 27349530612427. The next prime is 27349530612491. The reversal of 27349530612487 is 78421603594372.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27349530612487 - 2¹⁵ = 27349530579719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27349530612427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13674765306243 + 13674765306244.

It is an arithmetic number, because the mean of its divisors is an integer number (13674765306244).

It is a 1-persistent number, because it is pandigital, but 2⋅27349530612487 = 54699061224974 is not.

Almost surely, 2^{27349530612487} is an apocalyptic number.

27349530612487 is a deficient number, since it is larger than the sum of its proper divisors (1).

27349530612487 is an equidigital number, since it uses as much as digits as its factorization.

27349530612487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60963840, while the sum is 61.

The spelling of 27349530612487 in words is "twenty-seven trillion, three hundred forty-nine billion, five hundred thirty million, six hundred twelve thousand, four hundred eighty-seven".