20396036018016 has 96 divisors (see below), whose sum is σ = 59511709766880. Its totient is φ = 6796019086848.

The previous prime is 20396036018009. The next prime is 20396036018021. The reversal of 20396036018016 is 61081063069302.

20396036018016 is a `hidden beast` number, since 2 + 0 + 39 + 6 + 0 + 3 + 601 + 8 + 0 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2406811 + ... + 6825306.

It is an arithmetic number, because the mean of its divisors is an integer number (619913643405).

Almost surely, 2^{20396036018016} is an apocalyptic number.

It is an amenable number.

20396036018016 is an abundant number, since it is smaller than the sum of its proper divisors (39115673748864).

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

20396036018016 is a wasteful number, since it uses less digits than its factorization.

20396036018016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9234693 (or 9234679 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 20396036018016 in words is "twenty trillion, three hundred ninety-six billion, thirty-six million, eighteen thousand, sixteen".