2016015636021 has 8 divisors (see below), whose sum is σ = 2688032634144. Its totient is φ = 1344004530960.

The previous prime is 2016015636017. The next prime is 2016015636023. The reversal of 2016015636021 is 1206365106102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2016015636021 - 2² = 2016015636017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016015636023) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 601306 + ... + 2096091.

It is an arithmetic number, because the mean of its divisors is an integer number (336004079268).

Almost surely, 2^{2016015636021} is an apocalyptic number.

It is an amenable number.

2016015636021 is a deficient number, since it is larger than the sum of its proper divisors (672016998123).

2016015636021 is a wasteful number, since it uses less digits than its factorization.

2016015636021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2946531.

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 2016015636021 in words is "two trillion, sixteen billion, fifteen million, six hundred thirty-six thousand, twenty-one".