2016216774 has 96 divisors (see below), whose sum is σ = 5216728608. Its totient is φ = 554688000.

The previous prime is 2016216773. The next prime is 2016216817. The reversal of 2016216774 is 4776126102.

2016216774 is a `hidden beast` number, since 20 + 1 + 621 + 6 + 7 + 7 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016216773) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 150594 + ... + 163434.

It is an arithmetic number, because the mean of its divisors is an integer number (54340923).

Almost surely, 2^2016216774 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2016216774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2608364304).

2016216774 is an abundant number, since it is smaller than the sum of its proper divisors (3200511834).

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

2016216774 is a wasteful number, since it uses less digits than its factorization.

2016216774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12934 (or 12931 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 2016216774 is about 44902.3025467514. The cubic root of 2016216774 is about 1263.3171964315.

The spelling of 2016216774 in words is "two billion, sixteen million, two hundred sixteen thousand, seven hundred seventy-four".