555555555555042 has 64 divisors (see below), whose sum is σ = 1285179808389120. Its totient is φ = 156812958217344.

The previous prime is 555555555555031. The next prime is 555555555555043. The reversal of 555555555555042 is 240555555555555.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (555555555555043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112513003 + ... + 117346865.

It is an arithmetic number, because the mean of its divisors is an integer number (20080934506080).

Almost surely, 2^{555555555555042} is an apocalyptic number.

555555555555042 is an abundant number, since it is smaller than the sum of its proper divisors (729624252834078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

555555555555042 is a wasteful number, since it uses less digits than its factorization.

555555555555042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4866927.

The product of its (nonzero) digits is 1953125000, while the sum is 66.

The spelling of 555555555555042 in words is "five hundred fifty-five trillion, five hundred fifty-five billion, five hundred fifty-five million, five hundred fifty-five thousand, forty-two".