27752675429 has 2 divisors, whose sum is σ = 27752675430. Its totient is φ = 27752675428.

The previous prime is 27752675387. The next prime is 27752675437. The reversal of 27752675429 is 92457625772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14261852929 + 13490822500 = 119423^2 + 116150^2 .

It is a cyclic number.

It is not a de Polignac number, because 27752675429 - 2¹⁶ = 27752609893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27752675029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13876337714 + 13876337715.

It is an arithmetic number, because the mean of its divisors is an integer number (13876337715).

Almost surely, 2^27752675429 is an apocalyptic number.

It is an amenable number.

27752675429 is a deficient number, since it is larger than the sum of its proper divisors (1).

27752675429 is an equidigital number, since it uses as much as digits as its factorization.

27752675429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14817600, while the sum is 56.

The spelling of 27752675429 in words is "twenty-seven billion, seven hundred fifty-two million, six hundred seventy-five thousand, four hundred twenty-nine".