55049999946 has 8 divisors (see below), whose sum is σ = 110099999904. Its totient is φ = 18349999980.

The previous prime is 55049999909. The next prime is 55049999971. The reversal of 55049999946 is 64999994055.

It is a sphenic number, since it is the product of 3 distinct primes.

55049999946 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 4587499990 + ... + 4587500001.

It is an arithmetic number, because the mean of its divisors is an integer number (13762499988).

Almost surely, 2^55049999946 is an apocalyptic number.

55049999946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55049999946 is a wasteful number, since it uses less digits than its factorization.

55049999946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9174999996.

The product of its (nonzero) digits is 141717600, while the sum is 69.

The spelling of 55049999946 in words is "fifty-five billion, forty-nine million, nine hundred ninety-nine thousand, nine hundred forty-six".