400310204145011 has 4 divisors (see below), whose sum is σ = 401265598427400. Its totient is φ = 399354809862624.

The previous prime is 400310204144987. The next prime is 400310204145031. The reversal of 400310204145011 is 110541402013004.

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

It is a cyclic number.

It is not a de Polignac number, because 400310204145011 - 2¹⁸ = 400310203882867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400310204145031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477697140566 + ... + 477697141403.

It is an arithmetic number, because the mean of its divisors is an integer number (100316399606850).

Almost surely, 2^{400310204145011} is an apocalyptic number.

400310204145011 is a deficient number, since it is larger than the sum of its proper divisors (955394282389).

400310204145011 is an equidigital number, since it uses as much as digits as its factorization.

400310204145011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955394282388.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 400310204145011 its reverse (110541402013004), we get a palindrome (510851606158015).

The spelling of 400310204145011 in words is "four hundred trillion, three hundred ten billion, two hundred four million, one hundred forty-five thousand, eleven".