400424008288 has 24 divisors (see below), whose sum is σ = 788356981440. Its totient is φ = 200206362240.

The previous prime is 400424008213. The next prime is 400424008301. The reversal of 400424008288 is 882800424004.

It is a self number, because there is not a number n which added to its sum of digits gives 400424008288.

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 3 ways as a sum of consecutive naturals, for example, 1124698 + ... + 1437286.

It is an arithmetic number, because the mean of its divisors is an integer number (32848207560).

Almost surely, 2^400424008288 is an apocalyptic number.

It is an amenable number.

400424008288 is a deficient number, since it is larger than the sum of its proper divisors (387932973152).

400424008288 is a wasteful number, since it uses less digits than its factorization.

400424008288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352630 (or 352622 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The spelling of 400424008288 in words is "four hundred billion, four hundred twenty-four million, eight thousand, two hundred eighty-eight".