55106005506 has 16 divisors (see below), whose sum is σ = 110214925248. Its totient is φ = 18368182800.

The previous prime is 55106005483. The next prime is 55106005519. The reversal of 55106005506 is 60550060155.

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, 183171 + ... + 379161.

It is an arithmetic number, because the mean of its divisors is an integer number (6888432828).

Almost surely, 2^55106005506 is an apocalyptic number.

55106005506 is an abundant number, since it is smaller than the sum of its proper divisors (55108919742).

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

55106005506 is a wasteful number, since it uses less digits than its factorization.

55106005506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242857.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 55106005506 in words is "fifty-five billion, one hundred six million, five thousand, five hundred six".