20003513165732 has 12 divisors (see below), whose sum is σ = 35528627862000. Its totient is φ = 9852476633736.

The previous prime is 20003513165717. The next prime is 20003513165773. The reversal of 20003513165732 is 23756131530002.

It is a super-2 number, since 2×20003513165732² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37319986982 + ... + 37319987517.

It is an arithmetic number, because the mean of its divisors is an integer number (2960718988500).

Almost surely, 2^{20003513165732} is an apocalyptic number.

It is an amenable number.

20003513165732 is a deficient number, since it is larger than the sum of its proper divisors (15525114696268).

20003513165732 is a wasteful number, since it uses less digits than its factorization.

20003513165732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74639974570 (or 74639974568 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 38.

Adding to 20003513165732 its reverse (23756131530002), we get a palindrome (43759644695734).

The spelling of 20003513165732 in words is "twenty trillion, three billion, five hundred thirteen million, one hundred sixty-five thousand, seven hundred thirty-two".