20132242444 has 24 divisors (see below), whose sum is σ = 35301183120. Its totient is φ = 10046214144.

The previous prime is 20132242411. The next prime is 20132242463. The reversal of 20132242444 is 44424223102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5500287 + ... + 5503945.

It is an arithmetic number, because the mean of its divisors is an integer number (1470882630).

Almost surely, 2^20132242444 is an apocalyptic number.

It is an amenable number.

20132242444 is a deficient number, since it is larger than the sum of its proper divisors (15168940676).

20132242444 is a wasteful number, since it uses less digits than its factorization.

20132242444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6009 (or 6007 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 20132242444 its reverse (44424223102), we get a palindrome (64556465546).

The spelling of 20132242444 in words is "twenty billion, one hundred thirty-two million, two hundred forty-two thousand, four hundred forty-four".