555550550539 has 2 divisors, whose sum is σ = 555550550540. Its totient is φ = 555550550538.

The previous prime is 555550550537. The next prime is 555550550561. The reversal of 555550550539 is 935055055555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 555550550539 - 2¹ = 555550550537 is a prime.

Together with 555550550537, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (555550550537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277775275269 + 277775275270.

It is an arithmetic number, because the mean of its divisors is an integer number (277775275270).

Almost surely, 2^555550550539 is an apocalyptic number.

555550550539 is a deficient number, since it is larger than the sum of its proper divisors (1).

555550550539 is an equidigital number, since it uses as much as digits as its factorization.

555550550539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10546875, while the sum is 52.

The spelling of 555550550539 in words is "five hundred fifty-five billion, five hundred fifty million, five hundred fifty thousand, five hundred thirty-nine".