400013402223224 has 64 divisors (see below), whose sum is σ = 761596675983360. Its totient is φ = 196943573473920.

The previous prime is 400013402223131. The next prime is 400013402223241. The reversal of 400013402223224 is 422322204310004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7222908014 + ... + 7222963394.

It is an arithmetic number, because the mean of its divisors is an integer number (11899948062240).

Almost surely, 2^{400013402223224} is an apocalyptic number.

It is an amenable number.

400013402223224 is a deficient number, since it is larger than the sum of its proper divisors (361583273760136).

400013402223224 is a wasteful number, since it uses less digits than its factorization.

400013402223224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106188 (or 106184 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 400013402223224 its reverse (422322204310004), we get a palindrome (822335606533228).

The spelling of 400013402223224 in words is "four hundred trillion, thirteen billion, four hundred two million, two hundred twenty-three thousand, two hundred twenty-four".