194806442272 has 48 divisors (see below), whose sum is σ = 413911959552. Its totient is φ = 89718048000.

The previous prime is 194806442267. The next prime is 194806442309. The reversal of 194806442272 is 272244608491.

It is a happy number.

194806442272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 307104 + ... + 695647.

It is an arithmetic number, because the mean of its divisors is an integer number (8623165824).

Almost surely, 2^194806442272 is an apocalyptic number.

It is an amenable number.

194806442272 is an abundant number, since it is smaller than the sum of its proper divisors (219105517280).

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

194806442272 is a wasteful number, since it uses less digits than its factorization.

194806442272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003241 (or 1003233 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 194806442272 in words is "one hundred ninety-four billion, eight hundred six million, four hundred forty-two thousand, two hundred seventy-two".