55000055018 has 16 divisors (see below), whose sum is σ = 87364992960. Its totient is φ = 25878833856.

The previous prime is 55000054987. The next prime is 55000055023. The reversal of 55000055018 is 81055000055.

55000055018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150005 + ... + 364007.

It is an arithmetic number, because the mean of its divisors is an integer number (5460312060).

Almost surely, 2^55000055018 is an apocalyptic number.

55000055018 is a deficient number, since it is larger than the sum of its proper divisors (32364937942).

55000055018 is a wasteful number, since it uses less digits than its factorization.

55000055018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221581.

The product of its (nonzero) digits is 5000, while the sum is 29.

The spelling of 55000055018 in words is "fifty-five billion, fifty-five thousand, eighteen".