27450133057 has 2 divisors, whose sum is σ = 27450133058. Its totient is φ = 27450133056.

The previous prime is 27450133037. The next prime is 27450133091. The reversal of 27450133057 is 75033105472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21421542321 + 6028590736 = 146361^2 + 77644^2 .

It is a cyclic number.

It is not a de Polignac number, because 27450133057 - 2³¹ = 25302649409 is a prime.

It is not a weakly prime, because it can be changed into another prime (27450133027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13725066528 + 13725066529.

It is an arithmetic number, because the mean of its divisors is an integer number (13725066529).

Almost surely, 2^27450133057 is an apocalyptic number.

It is an amenable number.

27450133057 is a deficient number, since it is larger than the sum of its proper divisors (1).

27450133057 is an equidigital number, since it uses as much as digits as its factorization.

27450133057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 37.

The spelling of 27450133057 in words is "twenty-seven billion, four hundred fifty million, one hundred thirty-three thousand, fifty-seven".