27703560497 has 2 divisors, whose sum is σ = 27703560498. Its totient is φ = 27703560496.

The previous prime is 27703560461. The next prime is 27703560569. The reversal of 27703560497 is 79406530772.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13885322896 + 13818237601 = 117836^2 + 117551^2 .

It is a cyclic number.

It is not a de Polignac number, because 27703560497 - 2³⁴ = 10523691313 is a prime.

It is not a weakly prime, because it can be changed into another prime (27703560427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13851780248 + 13851780249.

It is an arithmetic number, because the mean of its divisors is an integer number (13851780249).

Almost surely, 2^27703560497 is an apocalyptic number.

It is an amenable number.

27703560497 is a deficient number, since it is larger than the sum of its proper divisors (1).

27703560497 is an equidigital number, since it uses as much as digits as its factorization.

27703560497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2222640, while the sum is 50.

The spelling of 27703560497 in words is "twenty-seven billion, seven hundred three million, five hundred sixty thousand, four hundred ninety-seven".