401443034443320 has 32 divisors (see below), whose sum is σ = 1204329103330320. Its totient is φ = 107051475851520.

The previous prime is 401443034443303. The next prime is 401443034443417. The reversal of 401443034443320 is 23344430344104.

It is a super-2 number, since 2×401443034443320² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1672679310061 + ... + 1672679310300.

Almost surely, 2^{401443034443320} is an apocalyptic number.

401443034443320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401443034443320 is an abundant number, since it is smaller than the sum of its proper divisors (802886068887000).

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

401443034443320 is a wasteful number, since it uses less digits than its factorization.

401443034443320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345358620375 (or 3345358620371 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 401443034443320 its reverse (23344430344104), we get a palindrome (424787464787424).

The spelling of 401443034443320 in words is "four hundred one trillion, four hundred forty-three billion, thirty-four million, four hundred forty-three thousand, three hundred twenty".