55000551105506 has 16 divisors (see below), whose sum is σ = 87356327139360. Its totient is φ = 25881868380480.

The previous prime is 55000551105457. The next prime is 55000551105517. The reversal of 55000551105506 is 60550115500055.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 55000551105506.

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, 22045760 + ... + 24413451.

It is an arithmetic number, because the mean of its divisors is an integer number (5459770446210).

Almost surely, 2^{55000551105506} is an apocalyptic number.

55000551105506 is a deficient number, since it is larger than the sum of its proper divisors (32355776033854).

55000551105506 is a wasteful number, since it uses less digits than its factorization.

55000551105506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46494049.

The product of its (nonzero) digits is 93750, while the sum is 38.

The spelling of 55000551105506 in words is "fifty-five trillion, five hundred fifty-one million, one hundred five thousand, five hundred six".