201427670444 has 96 divisors (see below), whose sum is σ = 473418086400. Its totient is φ = 72421090560.

The previous prime is 201427670401. The next prime is 201427670569. The reversal of 201427670444 is 444076724102.

201427670444 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 31 ways as a sum of consecutive naturals, for example, 27860222 + ... + 27867450.

It is an arithmetic number, because the mean of its divisors is an integer number (4931438400).

Almost surely, 2^201427670444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201427670444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236709043200).

201427670444 is an abundant number, since it is smaller than the sum of its proper divisors (271990415956).

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

201427670444 is a wasteful number, since it uses less digits than its factorization.

201427670444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14223 (or 14221 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 41.

The spelling of 201427670444 in words is "two hundred one billion, four hundred twenty-seven million, six hundred seventy thousand, four hundred forty-four".