400143404042341 has 8 divisors (see below), whose sum is σ = 400673608488320. Its totient is φ = 399613203854928.

The previous prime is 400143404042339. The next prime is 400143404042377. The reversal of 400143404042341 is 143240404341004.

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 400143404042341 - 2¹ = 400143404042339 is a prime.

It is a super-2 number, since 2×400143404042341² (a number of 30 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 = 400143404042297 and 400143404042306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400143407042341) 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, 216373840 + ... + 218215318.

It is an arithmetic number, because the mean of its divisors is an integer number (50084201061040).

Almost surely, 2^{400143404042341} is an apocalyptic number.

It is an amenable number.

400143404042341 is a deficient number, since it is larger than the sum of its proper divisors (530204445979).

400143404042341 is a wasteful number, since it uses less digits than its factorization.

400143404042341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129283.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 400143404042341 its reverse (143240404341004), we get a palindrome (543383808383345).

The spelling of 400143404042341 in words is "four hundred trillion, one hundred forty-three billion, four hundred four million, forty-two thousand, three hundred forty-one".