32143224140 has 12 divisors (see below), whose sum is σ = 67500770736. Its totient is φ = 12857289648.

The previous prime is 32143224137. The next prime is 32143224203. The reversal of 32143224140 is 4142234123.

It is a super-2 number, since 2×32143224140² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803580584 + ... + 803580623.

It is an arithmetic number, because the mean of its divisors is an integer number (5625064228).

Almost surely, 2^32143224140 is an apocalyptic number.

It is an amenable number.

32143224140 is an abundant number, since it is smaller than the sum of its proper divisors (35357546596).

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

32143224140 is a wasteful number, since it uses less digits than its factorization.

32143224140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607161216 (or 1607161214 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 32143224140 its reverse (4142234123), we get a palindrome (36285458263).

The spelling of 32143224140 in words is "thirty-two billion, one hundred forty-three million, two hundred twenty-four thousand, one hundred forty".