400234331034143 has 8 divisors (see below), whose sum is σ = 400864531891200. Its totient is φ = 399604369669848.

The previous prime is 400234331034101. The next prime is 400234331034163. The reversal of 400234331034143 is 341430133432004.

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 400234331034143 - 2¹⁸ = 400234330771999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400234331034163) 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, 56528063 + ... + 63213056.

It is an arithmetic number, because the mean of its divisors is an integer number (50108066486400).

Almost surely, 2^{400234331034143} is an apocalyptic number.

400234331034143 is a deficient number, since it is larger than the sum of its proper divisors (630200857057).

400234331034143 is a wasteful number, since it uses less digits than its factorization.

400234331034143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119746381.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 400234331034143 its reverse (341430133432004), we get a palindrome (741664464466147).

The spelling of 400234331034143 in words is "four hundred trillion, two hundred thirty-four billion, three hundred thirty-one million, thirty-four thousand, one hundred forty-three".