556272263 has 2 divisors, whose sum is σ = 556272264. Its totient is φ = 556272262.

The previous prime is 556272239. The next prime is 556272271. The reversal of 556272263 is 362272655.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 556272263 - 2¹⁴ = 556255879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556272163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278136131 + 278136132.

It is an arithmetic number, because the mean of its divisors is an integer number (278136132).

Almost surely, 2^556272263 is an apocalyptic number.

556272263 is a deficient number, since it is larger than the sum of its proper divisors (1).

556272263 is an equidigital number, since it uses as much as digits as its factorization.

556272263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 38.

The square root of 556272263 is about 23585.4248000752. The cubic root of 556272263 is about 822.4240500448.

The spelling of 556272263 in words is "five hundred fifty-six million, two hundred seventy-two thousand, two hundred sixty-three".