400143412245 has 16 divisors (see below), whose sum is σ = 649785124800. Its totient is φ = 210224598144.

The previous prime is 400143412223. The next prime is 400143412289. The reversal of 400143412245 is 542214341004.

It is not a de Polignac number, because 400143412245 - 2⁶ = 400143412181 is a prime.

It is a super-2 number, since 2×400143412245² (a number of 24 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 15 ways as a sum of consecutive naturals, for example, 199075320 + ... + 199077329.

It is an arithmetic number, because the mean of its divisors is an integer number (40611570300).

Almost surely, 2^400143412245 is an apocalyptic number.

It is an amenable number.

400143412245 is a deficient number, since it is larger than the sum of its proper divisors (249641712555).

400143412245 is a wasteful number, since it uses less digits than its factorization.

400143412245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398152724.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 400143412245 its reverse (542214341004), we get a palindrome (942357753249).

The spelling of 400143412245 in words is "four hundred billion, one hundred forty-three million, four hundred twelve thousand, two hundred forty-five".