55005501018 has 32 divisors (see below), whose sum is σ = 118814867136. Its totient is φ = 16875986688.

The previous prime is 55005501013. The next prime is 55005501041. The reversal of 55005501018 is 81010550055.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55005501013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 989071 + ... + 1043202.

It is an arithmetic number, because the mean of its divisors is an integer number (3712964598).

Almost surely, 2^55005501018 is an apocalyptic number.

55005501018 is an abundant number, since it is smaller than the sum of its proper divisors (63809366118).

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

55005501018 is a wasteful number, since it uses less digits than its factorization.

55005501018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032638.

The product of its (nonzero) digits is 5000, while the sum is 30.

The spelling of 55005501018 in words is "fifty-five billion, five million, five hundred one thousand, eighteen".