20043622132 has 12 divisors (see below), whose sum is σ = 37139652900. Its totient is φ = 9432292736.

The previous prime is 20043622087. The next prime is 20043622211. The reversal of 20043622132 is 23122634002.

It can be written as a sum of positive squares in 2 ways, for example, as 18462287376 + 1581334756 = 135876^2 + 39766^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20043622097 and 20043622106.

It is a congruent number.

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, 147379507 + ... + 147379642.

It is an arithmetic number, because the mean of its divisors is an integer number (3094971075).

Almost surely, 2^20043622132 is an apocalyptic number.

It is an amenable number.

20043622132 is a deficient number, since it is larger than the sum of its proper divisors (17096030768).

20043622132 is a wasteful number, since it uses less digits than its factorization.

20043622132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294759170 (or 294759168 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The spelling of 20043622132 in words is "twenty billion, forty-three million, six hundred twenty-two thousand, one hundred thirty-two".