549940345194 has 8 divisors (see below), whose sum is σ = 1099880690400. Its totient is φ = 183313448396.

The previous prime is 549940345187. The next prime is 549940345231. The reversal of 549940345194 is 491543049945.

It is a happy number.

549940345194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

549940345194 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45828362094 + ... + 45828362105.

It is an arithmetic number, because the mean of its divisors is an integer number (137485086300).

Almost surely, 2^549940345194 is an apocalyptic number.

549940345194 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.

549940345194 is a wasteful number, since it uses less digits than its factorization.

549940345194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91656724204.

The product of its (nonzero) digits is 13996800, while the sum is 57.

The spelling of 549940345194 in words is "five hundred forty-nine billion, nine hundred forty million, three hundred forty-five thousand, one hundred ninety-four".