400000413405215 has 16 divisors (see below), whose sum is σ = 557564979063360. Its totient is φ = 269789505995520.

The previous prime is 400000413405211. The next prime is 400000413405217. The reversal of 400000413405215 is 512504314000004.

It is not a de Polignac number, because 400000413405215 - 2² = 400000413405211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400000413405211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93676909670 + ... + 93676913939.

It is an arithmetic number, because the mean of its divisors is an integer number (34847811191460).

Almost surely, 2^{400000413405215} is an apocalyptic number.

400000413405215 is a deficient number, since it is larger than the sum of its proper divisors (157564565658145).

400000413405215 is a wasteful number, since it uses less digits than its factorization.

400000413405215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187353823682.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 400000413405215 its reverse (512504314000004), we get a palindrome (912504727405219).

The spelling of 400000413405215 in words is "four hundred trillion, four hundred thirteen million, four hundred five thousand, two hundred fifteen".