27696449041 has 2 divisors, whose sum is σ = 27696449042. Its totient is φ = 27696449040.

The previous prime is 27696449023. The next prime is 27696449057. The reversal of 27696449041 is 14094469672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27667332225 + 29116816 = 166335^2 + 5396^2 .

It is a cyclic number.

It is not a de Polignac number, because 27696449041 - 2¹⁷ = 27696317969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27696449041.

It is not a weakly prime, because it can be changed into another prime (27696449021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13848224520 + 13848224521.

It is an arithmetic number, because the mean of its divisors is an integer number (13848224521).

Almost surely, 2^27696449041 is an apocalyptic number.

It is an amenable number.

27696449041 is a deficient number, since it is larger than the sum of its proper divisors (1).

27696449041 is an equidigital number, since it uses as much as digits as its factorization.

27696449041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 27696449041 in words is "twenty-seven billion, six hundred ninety-six million, four hundred forty-nine thousand, forty-one".