275506544029 has 2 divisors, whose sum is σ = 275506544030. Its totient is φ = 275506544028.

The previous prime is 275506544009. The next prime is 275506544077. The reversal of 275506544029 is 920445605572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211940536900 + 63566007129 = 460370^2 + 252123^2 .

It is a cyclic number.

It is not a de Polignac number, because 275506544029 - 2⁵ = 275506543997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275506544009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137753272014 + 137753272015.

It is an arithmetic number, because the mean of its divisors is an integer number (137753272015).

Almost surely, 2^275506544029 is an apocalyptic number.

It is an amenable number.

275506544029 is a deficient number, since it is larger than the sum of its proper divisors (1).

275506544029 is an equidigital number, since it uses as much as digits as its factorization.

275506544029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024000, while the sum is 49.

The spelling of 275506544029 in words is "two hundred seventy-five billion, five hundred six million, five hundred forty-four thousand, twenty-nine".