20013061732732 has 12 divisors (see below), whose sum is σ = 35616465795960. Its totient is φ = 9836928648176.

The previous prime is 20013061732721. The next prime is 20013061732757. The reversal of 20013061732732 is 23723716031002.

It is a junction number, because it is equal to n+sod(n) for n = 20013061732691 and 20013061732700.

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, 42400554283 + ... + 42400554754.

It is an arithmetic number, because the mean of its divisors is an integer number (2968038816330).

Almost surely, 2^{20013061732732} is an apocalyptic number.

It is an amenable number.

20013061732732 is a deficient number, since it is larger than the sum of its proper divisors (15603404063228).

20013061732732 is a wasteful number, since it uses less digits than its factorization.

20013061732732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84801109100 (or 84801109098 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 37.

Adding to 20013061732732 its reverse (23723716031002), we get a palindrome (43736777763734).

The spelling of 20013061732732 in words is "twenty trillion, thirteen billion, sixty-one million, seven hundred thirty-two thousand, seven hundred thirty-two".