55550194 has 8 divisors (see below), whose sum is σ = 95228928. Its totient is φ = 23807220.

The previous prime is 55550191. The next prime is 55550213. The reversal of 55550194 is 49105555.

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

It is not an unprimeable number, because it can be changed into a prime (55550191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1983922 + ... + 1983949.

It is an arithmetic number, because the mean of its divisors is an integer number (11903616).

Almost surely, 2^55550194 is an apocalyptic number.

55550194 is a deficient number, since it is larger than the sum of its proper divisors (39678734).

55550194 is a wasteful number, since it uses less digits than its factorization.

55550194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3967880.

The product of its (nonzero) digits is 22500, while the sum is 34.

The square root of 55550194 is about 7453.2002522406. The cubic root of 55550194 is about 381.5591388915.

The spelling of 55550194 in words is "fifty-five million, five hundred fifty thousand, one hundred ninety-four".