400403043411 has 16 divisors (see below), whose sum is σ = 610194816000. Its totient is φ = 228780422208.

The previous prime is 400403043377. The next prime is 400403043427. The reversal of 400403043411 is 114340304004.

It is not a de Polignac number, because 400403043411 - 2⁶ = 400403043347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400403033411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 656026 + ... + 1109583.

It is an arithmetic number, because the mean of its divisors is an integer number (38137176000).

Almost surely, 2^400403043411 is an apocalyptic number.

400403043411 is a deficient number, since it is larger than the sum of its proper divisors (209791772589).

400403043411 is a wasteful number, since it uses less digits than its factorization.

400403043411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1776418.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 400403043411 its reverse (114340304004), we get a palindrome (514743347415).

The spelling of 400403043411 in words is "four hundred billion, four hundred three million, forty-three thousand, four hundred eleven".