194548987054 has 24 divisors (see below), whose sum is σ = 311468723928. Its totient is φ = 91118509440.

The previous prime is 194548987013. The next prime is 194548987103. The reversal of 194548987054 is 450789845491.

194548987054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 675649 + ... + 919564.

It is an arithmetic number, because the mean of its divisors is an integer number (12977863497).

Almost surely, 2^194548987054 is an apocalyptic number.

194548987054 is a deficient number, since it is larger than the sum of its proper divisors (116919736874).

194548987054 is a wasteful number, since it uses less digits than its factorization.

194548987054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595460 (or 1595443 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 64.

The spelling of 194548987054 in words is "one hundred ninety-four billion, five hundred forty-eight million, nine hundred eighty-seven thousand, fifty-four".