400315210224 has 40 divisors (see below), whose sum is σ = 1035506653392. Its totient is φ = 133263045120.

The previous prime is 400315210171. The next prime is 400315210241. The reversal of 400315210224 is 422012513004.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 400315210194 and 400315210203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5443039 + ... + 5516094.

Almost surely, 2^400315210224 is an apocalyptic number.

It is an amenable number.

400315210224 is an abundant number, since it is smaller than the sum of its proper divisors (635191443168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400315210224 is a wasteful number, since it uses less digits than its factorization.

400315210224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10959905 (or 10959899 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 400315210224 its reverse (422012513004), we get a palindrome (822327723228).

The spelling of 400315210224 in words is "four hundred billion, three hundred fifteen million, two hundred ten thousand, two hundred twenty-four".