5605500061157 has 2 divisors, whose sum is σ = 5605500061158. Its totient is φ = 5605500061156.

The previous prime is 5605500061081. The next prime is 5605500061159. The reversal of 5605500061157 is 7511600055065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2904345357796 + 2701154703361 = 1704214^2 + 1643519^2 .

It is a cyclic number.

It is not a de Polignac number, because 5605500061157 - 2²² = 5605495866853 is a prime.

It is a super-2 number, since 2×5605500061157² (a number of 26 digits) contains 22 as substring.

Together with 5605500061159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5605500061159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802750030578 + 2802750030579.

It is an arithmetic number, because the mean of its divisors is an integer number (2802750030579).

Almost surely, 2^{5605500061157} is an apocalyptic number.

It is an amenable number.

5605500061157 is a deficient number, since it is larger than the sum of its proper divisors (1).

5605500061157 is an equidigital number, since it uses as much as digits as its factorization.

5605500061157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157500, while the sum is 41.

The spelling of 5605500061157 in words is "five trillion, six hundred five billion, five hundred million, sixty-one thousand, one hundred fifty-seven".