55555555605004 has 96 divisors (see below), whose sum is σ = 126441162731520. Its totient is φ = 20756348540928.

The previous prime is 55555555605001. The next prime is 55555555605031. The reversal of 55555555605004 is 40050655555555.

It is not an unprimeable number, because it can be changed into a prime (55555555605001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41337829 + ... + 42660604.

It is an arithmetic number, because the mean of its divisors is an integer number (1317095445120).

Almost surely, 2^{55555555605004} is an apocalyptic number.

It is an amenable number.

55555555605004 is an abundant number, since it is smaller than the sum of its proper divisors (70885607126516).

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

55555555605004 is a wasteful number, since it uses less digits than its factorization.

55555555605004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83998559 (or 83998557 counting only the distinct ones).

The product of its (nonzero) digits is 46875000, while the sum is 55.

The spelling of 55555555605004 in words is "fifty-five trillion, five hundred fifty-five billion, five hundred fifty-five million, six hundred five thousand, four".