400411107111 has 4 divisors (see below), whose sum is σ = 533881476152. Its totient is φ = 266940738072.

The previous prime is 400411107043. The next prime is 400411107167. The reversal of 400411107111 is 111701114004.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 400411107111 - 2²⁶ = 400343998247 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 (400411107191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66735184516 + ... + 66735184521.

It is an arithmetic number, because the mean of its divisors is an integer number (133470369038).

Almost surely, 2^400411107111 is an apocalyptic number.

400411107111 is a deficient number, since it is larger than the sum of its proper divisors (133470369041).

400411107111 is a wasteful number, since it uses less digits than its factorization.

400411107111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133470369040.

The product of its (nonzero) digits is 112, while the sum is 21.

The spelling of 400411107111 in words is "four hundred billion, four hundred eleven million, one hundred seven thousand, one hundred eleven".