1404224413444 has 96 divisors (see below), whose sum is σ = 2735759093760. Its totient is φ = 627929366400.

The previous prime is 1404224413439. The next prime is 1404224413451. The reversal of 1404224413444 is 4443144224041.

It is a super-2 number, since 2×1404224413444² (a number of 25 digits) contains 22 as substring.

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, 83165427 + ... + 83182309.

It is an arithmetic number, because the mean of its divisors is an integer number (28497490560).

Almost surely, 2^{1404224413444} is an apocalyptic number.

It is an amenable number.

1404224413444 is a deficient number, since it is larger than the sum of its proper divisors (1331534680316).

1404224413444 is a wasteful number, since it uses less digits than its factorization.

1404224413444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17801 (or 17799 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 37.

Adding to 1404224413444 its reverse (4443144224041), we get a palindrome (5847368637485).

The spelling of 1404224413444 in words is "one trillion, four hundred four billion, two hundred twenty-four million, four hundred thirteen thousand, four hundred forty-four".