20352150506516 has 12 divisors (see below), whose sum is σ = 35943018097140. Its totient is φ = 10082716764480.

The previous prime is 20352150506503. The next prime is 20352150506531. The reversal of 20352150506516 is 61560505125302.

It can be written as a sum of positive squares in 2 ways, for example, as 13072924922500 + 7279225584016 = 3615650^2 + 2698004^2 .

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, 23339621705 + ... + 23339622576.

It is an arithmetic number, because the mean of its divisors is an integer number (2995251508095).

Almost surely, 2^{20352150506516} is an apocalyptic number.

It is an amenable number.

20352150506516 is a deficient number, since it is larger than the sum of its proper divisors (15590867590624).

20352150506516 is a wasteful number, since it uses less digits than its factorization.

20352150506516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46679244394 (or 46679244392 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 20352150506516 in words is "twenty trillion, three hundred fifty-two billion, one hundred fifty million, five hundred six thousand, five hundred sixteen".