40002143224000 has 112 divisors (see below), whose sum is σ = 100046154345696. Its totient is φ = 15842432640000.

The previous prime is 40002143223979. The next prime is 40002143224061. The reversal of 40002143224000 is 42234120004.

It is a happy number.

It is a super-2 number, since 2×40002143224000² (a number of 28 digits) contains 22 as substring.

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, 23945802 + ... + 25561801.

Almost surely, 2^{40002143224000} is an apocalyptic number.

40002143224000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40002143224000 is an abundant number, since it is smaller than the sum of its proper divisors (60044011121696).

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

40002143224000 is a wasteful number, since it uses less digits than its factorization.

40002143224000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49507731 (or 49507711 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 40002143224000 its reverse (42234120004), we get a palindrome (40044377344004).

The spelling of 40002143224000 in words is "forty trillion, two billion, one hundred forty-three million, two hundred twenty-four thousand".