27590601971 has 2 divisors, whose sum is σ = 27590601972. Its totient is φ = 27590601970.

The previous prime is 27590601859. The next prime is 27590602007. The reversal of 27590601971 is 17910609572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27590601971 - 2¹⁸ = 27590339827 is a prime.

It is a super-2 number, since 2×27590601971² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27590600971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13795300985 + 13795300986.

It is an arithmetic number, because the mean of its divisors is an integer number (13795300986).

Almost surely, 2^27590601971 is an apocalyptic number.

27590601971 is a deficient number, since it is larger than the sum of its proper divisors (1).

27590601971 is an equidigital number, since it uses as much as digits as its factorization.

27590601971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 238140, while the sum is 47.

The spelling of 27590601971 in words is "twenty-seven billion, five hundred ninety million, six hundred one thousand, nine hundred seventy-one".