400404214101 has 8 divisors (see below), whose sum is σ = 551093972224. Its totient is φ = 258325299360.

The previous prime is 400404214061. The next prime is 400404214103. The reversal of 400404214101 is 101412404004.

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

It is not a de Polignac number, because 400404214101 - 2¹⁷ = 400404083029 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 (400404214103) 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 7 ways as a sum of consecutive naturals, for example, 2152710736 + ... + 2152710921.

It is an arithmetic number, because the mean of its divisors is an integer number (68886746528).

Almost surely, 2^400404214101 is an apocalyptic number.

It is an amenable number.

400404214101 is a deficient number, since it is larger than the sum of its proper divisors (150689758123).

400404214101 is a wasteful number, since it uses less digits than its factorization.

400404214101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4305421691.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 400404214101 its reverse (101412404004), we get a palindrome (501816618105).

The spelling of 400404214101 in words is "four hundred billion, four hundred four million, two hundred fourteen thousand, one hundred one".