555738327643 has 2 divisors, whose sum is σ = 555738327644. Its totient is φ = 555738327642.

The previous prime is 555738327631. The next prime is 555738327713. The reversal of 555738327643 is 346723837555.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555738327643 is a prime.

It is a super-2 number, since 2×555738327643² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (555738327343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277869163821 + 277869163822.

It is an arithmetic number, because the mean of its divisors is an integer number (277869163822).

Almost surely, 2^555738327643 is an apocalyptic number.

555738327643 is a deficient number, since it is larger than the sum of its proper divisors (1).

555738327643 is an equidigital number, since it uses as much as digits as its factorization.

555738327643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504000, while the sum is 58.

The spelling of 555738327643 in words is "five hundred fifty-five billion, seven hundred thirty-eight million, three hundred twenty-seven thousand, six hundred forty-three".