20652532164516 has 48 divisors (see below), whose sum is σ = 55079985941120. Its totient is φ = 5900019886080.

The previous prime is 20652532164479. The next prime is 20652532164527. The reversal of 20652532164516 is 61546123525602.

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 15 ways as a sum of consecutive naturals, for example, 13949245 + ... + 15358596.

Almost surely, 2^{20652532164516} is an apocalyptic number.

It is an amenable number.

20652532164516 is an abundant number, since it is smaller than the sum of its proper divisors (34427453776604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20652532164516 is a wasteful number, since it uses less digits than its factorization.

20652532164516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29316244 (or 29316242 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 20652532164516 in words is "twenty trillion, six hundred fifty-two billion, five hundred thirty-two million, one hundred sixty-four thousand, five hundred sixteen".