555165115061 has 2 divisors, whose sum is σ = 555165115062. Its totient is φ = 555165115060.

The previous prime is 555165114991. The next prime is 555165115067. The reversal of 555165115061 is 160511561555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 555165068836 + 46225 = 745094^2 + 215^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555165115061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555165115067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277582557530 + 277582557531.

It is an arithmetic number, because the mean of its divisors is an integer number (277582557531).

Almost surely, 2^555165115061 is an apocalyptic number.

It is an amenable number.

555165115061 is a deficient number, since it is larger than the sum of its proper divisors (1).

555165115061 is an equidigital number, since it uses as much as digits as its factorization.

555165115061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112500, while the sum is 41.

The spelling of 555165115061 in words is "five hundred fifty-five billion, one hundred sixty-five million, one hundred fifteen thousand, sixty-one".