400024224111432 has 64 divisors (see below), whose sum is σ = 1024479326122560. Its totient is φ = 130092612249600.

The previous prime is 400024224111409. The next prime is 400024224111461. The reversal of 400024224111432 is 234111422420004.

It is a self number, because there is not a number n which added to its sum of digits gives 400024224111432.

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, 219079669 + ... + 220898052.

It is an arithmetic number, because the mean of its divisors is an integer number (16007489470665).

Almost surely, 2^{400024224111432} is an apocalyptic number.

It is an amenable number.

400024224111432 is an abundant number, since it is smaller than the sum of its proper divisors (624455102011128).

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

400024224111432 is a wasteful number, since it uses less digits than its factorization.

400024224111432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439978654 (or 439978650 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 400024224111432 its reverse (234111422420004), we get a palindrome (634135646531436).

The spelling of 400024224111432 in words is "four hundred trillion, twenty-four billion, two hundred twenty-four million, one hundred eleven thousand, four hundred thirty-two".