400411144110223 has 16 divisors (see below), whose sum is σ = 426081983009760. Its totient is φ = 375609461068800.

The previous prime is 400411144110127. The next prime is 400411144110277. The reversal of 400411144110223 is 322011441114004.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 400411144110223 - 2¹⁷ = 400411143979151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 400411144110191 and 400411144110200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400411144110283) 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, 698391765 + ... + 698964862.

It is an arithmetic number, because the mean of its divisors is an integer number (26630123938110).

Almost surely, 2^{400411144110223} is an apocalyptic number.

400411144110223 is a deficient number, since it is larger than the sum of its proper divisors (25670838899537).

400411144110223 is a wasteful number, since it uses less digits than its factorization.

400411144110223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397356938.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 400411144110223 its reverse (322011441114004), we get a palindrome (722422585224227).

The spelling of 400411144110223 in words is "four hundred trillion, four hundred eleven billion, one hundred forty-four million, one hundred ten thousand, two hundred twenty-three".