40223203400232 has 24 divisors (see below), whose sum is σ = 108937842542490. Its totient is φ = 13407734466720.

The previous prime is 40223203400231. The next prime is 40223203400243. The reversal of 40223203400232 is 23200430232204.

It is a happy number.

40223203400232 is a `hidden beast` number, since 4 + 0 + 2 + 2 + 3 + 20 + 3 + 400 + 232 = 666.

It can be written as a sum of positive squares in only one way, i.e., 30737998402596 + 9485204997636 = 5544186^2 + 3079806^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 40223203400196 and 40223203400205.

It is not an unprimeable number, because it can be changed into a prime (40223203400231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 279327801319 + ... + 279327801462.

Almost surely, 2^{40223203400232} is an apocalyptic number.

It is an amenable number.

40223203400232 is an abundant number, since it is smaller than the sum of its proper divisors (68714639142258).

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

40223203400232 is a wasteful number, since it uses less digits than its factorization.

40223203400232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558655602793 (or 558655602786 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 40223203400232 its reverse (23200430232204), we get a palindrome (63423633632436).

The spelling of 40223203400232 in words is "forty trillion, two hundred twenty-three billion, two hundred three million, four hundred thousand, two hundred thirty-two".