2144402202433 has 8 divisors (see below), whose sum is σ = 2163567145608. Its totient is φ = 2125240556544.

The previous prime is 2144402202427. The next prime is 2144402202443. The reversal of 2144402202433 is 3342022044412.

It can be written as a sum of positive squares in 4 ways, for example, as 500857690369 + 1643544512064 = 707713^2 + 1282008^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2144402202433 - 2⁵ = 2144402202401 is a prime.

It is a super-2 number, since 2×2144402202433² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2144402202395 and 2144402202404.

It is not an unprimeable number, because it can be changed into a prime (2144402202403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491541 + ... + 2128477.

It is an arithmetic number, because the mean of its divisors is an integer number (270445893201).

Almost surely, 2^{2144402202433} is an apocalyptic number.

It is an amenable number.

2144402202433 is a deficient number, since it is larger than the sum of its proper divisors (19164943175).

2144402202433 is a wasteful number, since it uses less digits than its factorization.

2144402202433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648643.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 2144402202433 its reverse (3342022044412), we get a palindrome (5486424246845).

The spelling of 2144402202433 in words is "two trillion, one hundred forty-four billion, four hundred two million, two hundred two thousand, four hundred thirty-three".