214225651444 has 48 divisors (see below), whose sum is σ = 435046090752. Its totient is φ = 90408107232.

The previous prime is 214225651391. The next prime is 214225651477. The reversal of 214225651444 is 444156522412.

It is a junction number, because it is equal to n+sod(n) for n = 214225651397 and 214225651406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286249 + ... + 714415.

It is an arithmetic number, because the mean of its divisors is an integer number (9063460224).

Almost surely, 2^214225651444 is an apocalyptic number.

It is an amenable number.

214225651444 is an abundant number, since it is smaller than the sum of its proper divisors (220820439308).

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

214225651444 is a wasteful number, since it uses less digits than its factorization.

214225651444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428452 (or 428450 counting only the distinct ones).

The product of its digits is 307200, while the sum is 40.

The spelling of 214225651444 in words is "two hundred fourteen billion, two hundred twenty-five million, six hundred fifty-one thousand, four hundred forty-four".