1402224441444 has 96 divisors (see below), whose sum is σ = 3652524310400. Its totient is φ = 465207442560.

The previous prime is 1402224441421. The next prime is 1402224441461. The reversal of 1402224441444 is 4441444222041.

1402224441444 is a `hidden beast` number, since 1 + 402 + 2 + 244 + 4 + 1 + 4 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1402224441399 and 1402224441408.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88310034 + ... + 88325910.

Almost surely, 2^{1402224441444} 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 1402224441444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1826262155200).

1402224441444 is an abundant number, since it is smaller than the sum of its proper divisors (2250299868956).

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

1402224441444 is a wasteful number, since it uses less digits than its factorization.

1402224441444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19690 (or 19682 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 36.

Adding to 1402224441444 its reverse (4441444222041), we get a palindrome (5843668663485).

The spelling of 1402224441444 in words is "one trillion, four hundred two billion, two hundred twenty-four million, four hundred forty-one thousand, four hundred forty-four".