27507430147 has 2 divisors, whose sum is σ = 27507430148. Its totient is φ = 27507430146.

The previous prime is 27507430099. The next prime is 27507430163. The reversal of 27507430147 is 74103470572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27507430147 - 2¹⁹ = 27506905859 is a prime.

It is not a weakly prime, because it can be changed into another prime (27507436147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13753715073 + 13753715074.

It is an arithmetic number, because the mean of its divisors is an integer number (13753715074).

Almost surely, 2^27507430147 is an apocalyptic number.

27507430147 is the 88653-rd centered heptagonal number.

27507430147 is a deficient number, since it is larger than the sum of its proper divisors (1).

27507430147 is an equidigital number, since it uses as much as digits as its factorization.

27507430147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 164640, while the sum is 40.

The spelling of 27507430147 in words is "twenty-seven billion, five hundred seven million, four hundred thirty thousand, one hundred forty-seven".