55550006 has 4 divisors (see below), whose sum is σ = 83325012. Its totient is φ = 27775002.

The previous prime is 55549979. The next prime is 55550017. The reversal of 55550006 is 60005555.

55550006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60005555 = 5 ⋅12001111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13887500 + ... + 13887503.

It is an arithmetic number, because the mean of its divisors is an integer number (20831253).

Almost surely, 2^55550006 is an apocalyptic number.

55550006 is a deficient number, since it is larger than the sum of its proper divisors (27775006).

55550006 is a wasteful number, since it uses less digits than its factorization.

55550006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27775005.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 55550006 is about 7453.1876401980. The cubic root of 55550006 is about 381.5587084508.

The spelling of 55550006 in words is "fifty-five million, five hundred fifty thousand, six".