400011042305 has 32 divisors (see below), whose sum is σ = 551354496000. Its totient is φ = 272912758272.

The previous prime is 400011042289. The next prime is 400011042313. The reversal of 400011042305 is 503240110004.

It is not a de Polignac number, because 400011042305 - 2⁴ = 400011042289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5620181 + ... + 5690909.

It is an arithmetic number, because the mean of its divisors is an integer number (17229828000).

Almost surely, 2^400011042305 is an apocalyptic number.

It is an amenable number.

400011042305 is a deficient number, since it is larger than the sum of its proper divisors (151343453695).

400011042305 is a wasteful number, since it uses less digits than its factorization.

400011042305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71553.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 400011042305 its reverse (503240110004), we get a palindrome (903251152309).

The spelling of 400011042305 in words is "four hundred billion, eleven million, forty-two thousand, three hundred five".