2040646216 has 64 divisors (see below), whose sum is σ = 4510080000. Its totient is φ = 847533120.

The previous prime is 2040646171. The next prime is 2040646229. The reversal of 2040646216 is 6126460402.

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, 230235 + ... + 238933.

It is an arithmetic number, because the mean of its divisors is an integer number (70470000).

Almost surely, 2^2040646216 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 2040646216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2255040000).

2040646216 is an abundant number, since it is smaller than the sum of its proper divisors (2469433784).

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

2040646216 is a wasteful number, since it uses less digits than its factorization.

2040646216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8842 (or 8838 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 2040646216 is about 45173.5123274691. The cubic root of 2040646216 is about 1268.3990441329.

The spelling of 2040646216 in words is "two billion, forty million, six hundred forty-six thousand, two hundred sixteen".