555055006061 has 2 divisors, whose sum is σ = 555055006062. Its totient is φ = 555055006060.

The previous prime is 555055006031. The next prime is 555055006069. The reversal of 555055006061 is 160600550555.

555055006061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293351141161 + 261703864900 = 541619^2 + 511570^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555055006061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555055006069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277527503030 + 277527503031.

It is an arithmetic number, because the mean of its divisors is an integer number (277527503031).

Almost surely, 2^555055006061 is an apocalyptic number.

It is an amenable number.

555055006061 is a deficient number, since it is larger than the sum of its proper divisors (1).

555055006061 is an equidigital number, since it uses as much as digits as its factorization.

555055006061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 555055006061 in words is "five hundred fifty-five billion, fifty-five million, six thousand, sixty-one".