2016015216 has 80 divisors (see below), whose sum is σ = 5489827200. Its totient is φ = 635745024.

The previous prime is 2016015187. The next prime is 2016015229. The reversal of 2016015216 is 6125106102.

It is a super-2 number, since 2×2016015216² = 8128634702287053312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 1017715 + ... + 1019693.

It is an arithmetic number, because the mean of its divisors is an integer number (68622840).

Almost surely, 2^2016015216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2016015216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2744913600).

2016015216 is an abundant number, since it is smaller than the sum of its proper divisors (3473811984).

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

2016015216 is a wasteful number, since it uses less digits than its factorization.

2016015216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3126 (or 3120 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 2016015216 is about 44900.0580845949. The cubic root of 2016015216 is about 1263.2750977550.

The spelling of 2016015216 in words is "two billion, sixteen million, fifteen thousand, two hundred sixteen".