556432234399 has 2 divisors, whose sum is σ = 556432234400. Its totient is φ = 556432234398.

The previous prime is 556432234313. The next prime is 556432234447. The reversal of 556432234399 is 993432234655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 556432234399 - 2¹⁷ = 556432103327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556432234199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278216117199 + 278216117200.

It is an arithmetic number, because the mean of its divisors is an integer number (278216117200).

Almost surely, 2^556432234399 is an apocalyptic number.

556432234399 is a deficient number, since it is larger than the sum of its proper divisors (1).

556432234399 is an equidigital number, since it uses as much as digits as its factorization.

556432234399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20995200, while the sum is 55.

The spelling of 556432234399 in words is "five hundred fifty-six billion, four hundred thirty-two million, two hundred thirty-four thousand, three hundred ninety-nine".