400013104215 has 8 divisors (see below), whose sum is σ = 640020966768. Its totient is φ = 213340322240.

The previous prime is 400013104207. The next prime is 400013104261. The reversal of 400013104215 is 512401310004.

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

It is not a de Polignac number, because 400013104215 - 2³ = 400013104207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 400013104191 and 400013104200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13333770126 + ... + 13333770155.

It is an arithmetic number, because the mean of its divisors is an integer number (80002620846).

Almost surely, 2^400013104215 is an apocalyptic number.

400013104215 is a deficient number, since it is larger than the sum of its proper divisors (240007862553).

400013104215 is a wasteful number, since it uses less digits than its factorization.

400013104215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26667540289.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 400013104215 its reverse (512401310004), we get a palindrome (912414414219).

The spelling of 400013104215 in words is "four hundred billion, thirteen million, one hundred four thousand, two hundred fifteen".