555555055541 has 2 divisors, whose sum is σ = 555555055542. Its totient is φ = 555555055540.

The previous prime is 555555055477. The next prime is 555555055553. The reversal of 555555055541 is 145550555555.

555555055541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 381774458641 + 173780596900 = 617879^2 + 416870^2 .

It is a cyclic number.

It is not a de Polignac number, because 555555055541 - 2⁶ = 555555055477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 555555055541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555555054541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277777527770 + 277777527771.

It is an arithmetic number, because the mean of its divisors is an integer number (277777527771).

Almost surely, 2^555555055541 is an apocalyptic number.

It is an amenable number.

555555055541 is a deficient number, since it is larger than the sum of its proper divisors (1).

555555055541 is an equidigital number, since it uses as much as digits as its factorization.

555555055541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7812500, while the sum is 50.

The spelling of 555555055541 in words is "five hundred fifty-five billion, five hundred fifty-five million, fifty-five thousand, five hundred forty-one".