440213020133 has 8 divisors (see below), whose sum is σ = 440408643840. Its totient is φ = 440017449120.

The previous prime is 440213020103. The next prime is 440213020157. The reversal of 440213020133 is 331020312044.

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 440213020133 - 2²⁰ = 440211971557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440213020099 and 440213020108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440213020103) 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, 28136993 + ... + 28152633.

It is an arithmetic number, because the mean of its divisors is an integer number (55051080480).

Almost surely, 2^440213020133 is an apocalyptic number.

It is an amenable number.

440213020133 is a deficient number, since it is larger than the sum of its proper divisors (195623707).

440213020133 is a wasteful number, since it uses less digits than its factorization.

440213020133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26347.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 440213020133 its reverse (331020312044), we get a palindrome (771233332177).

The spelling of 440213020133 in words is "four hundred forty billion, two hundred thirteen million, twenty thousand, one hundred thirty-three".