55501005606 has 16 divisors (see below), whose sum is σ = 112658758464. Its totient is φ = 18224210664.

The previous prime is 55501005587. The next prime is 55501005619. The reversal of 55501005606 is 60650010555.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 69030700 + ... + 69031503.

It is an arithmetic number, because the mean of its divisors is an integer number (7041172404).

Almost surely, 2^55501005606 is an apocalyptic number.

55501005606 is an abundant number, since it is smaller than the sum of its proper divisors (57157752858).

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

55501005606 is a wasteful number, since it uses less digits than its factorization.

55501005606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138062275.

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

The spelling of 55501005606 in words is "fifty-five billion, five hundred one million, five thousand, six hundred six".