555555500023 has 2 divisors, whose sum is σ = 555555500024. Its totient is φ = 555555500022.

The previous prime is 555555499973. The next prime is 555555500041. The reversal of 555555500023 is 320005555555.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555555500023 - 2¹³ = 555555491831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555555500323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277777750011 + 277777750012.

It is an arithmetic number, because the mean of its divisors is an integer number (277777750012).

Almost surely, 2^555555500023 is an apocalyptic number.

555555500023 is a deficient number, since it is larger than the sum of its proper divisors (1).

555555500023 is an equidigital number, since it uses as much as digits as its factorization.

555555500023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 468750, while the sum is 40.

The spelling of 555555500023 in words is "five hundred fifty-five billion, five hundred fifty-five million, five hundred thousand, twenty-three".