555078263 has 2 divisors, whose sum is σ = 555078264. Its totient is φ = 555078262.

The previous prime is 555078257. The next prime is 555078287. The reversal of 555078263 is 362870555.

555078263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 555078263 - 2⁴ = 555078247 is a prime.

It is a super-2 number, since 2×555078263² = 616223756110194338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 555078263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555078233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277539131 + 277539132.

It is an arithmetic number, because the mean of its divisors is an integer number (277539132).

Almost surely, 2^555078263 is an apocalyptic number.

555078263 is a deficient number, since it is larger than the sum of its proper divisors (1).

555078263 is an equidigital number, since it uses as much as digits as its factorization.

555078263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 41.

The square root of 555078263 is about 23560.0989598940. The cubic root of 555078263 is about 821.8352030598.

The spelling of 555078263 in words is "five hundred fifty-five million, seventy-eight thousand, two hundred sixty-three".