20632550132 has 6 divisors (see below), whose sum is σ = 36106962738. Its totient is φ = 10316275064.

The previous prime is 20632550119. The next prime is 20632550149. The reversal of 20632550132 is 23105523602.

It can be written as a sum of positive squares in only one way, i.e., 20493640336 + 138909796 = 143156^2 + 11786^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20632550095 and 20632550104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2579068763 + ... + 2579068770.

It is an arithmetic number, because the mean of its divisors is an integer number (6017827123).

Almost surely, 2^20632550132 is an apocalyptic number.

It is an amenable number.

20632550132 is a deficient number, since it is larger than the sum of its proper divisors (15474412606).

20632550132 is a wasteful number, since it uses less digits than its factorization.

20632550132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158137537 (or 5158137535 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 20632550132 in words is "twenty billion, six hundred thirty-two million, five hundred fifty thousand, one hundred thirty-two".