400144412211 has 8 divisors (see below), whose sum is σ = 533538033600. Its totient is φ = 266756866152.

The previous prime is 400144412207. The next prime is 400144412219. The reversal of 400144412211 is 112214441004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 400144412211 - 2² = 400144412207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400144412219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362861 + ... + 1630238.

It is an arithmetic number, because the mean of its divisors is an integer number (66692254200).

Almost surely, 2^400144412211 is an apocalyptic number.

400144412211 is a deficient number, since it is larger than the sum of its proper divisors (133393621389).

400144412211 is a wasteful number, since it uses less digits than its factorization.

400144412211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3037665.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 400144412211 its reverse (112214441004), we get a palindrome (512358853215).

The spelling of 400144412211 in words is "four hundred billion, one hundred forty-four million, four hundred twelve thousand, two hundred eleven".