2116704440 has 32 divisors (see below), whose sum is σ = 4765934160. Its totient is φ = 846086400.

The previous prime is 2116704439. The next prime is 2116704509. The reversal of 2116704440 is 444076112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41375 + ... + 77105.

Almost surely, 2^2116704440 is an apocalyptic number.

2116704440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2116704440 is an abundant number, since it is smaller than the sum of its proper divisors (2649229720).

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

2116704440 is a wasteful number, since it uses less digits than its factorization.

2116704440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37223 (or 37219 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 2116704440 is about 46007.6563193562. The cubic root of 2116704440 is about 1283.9656551470.

The spelling of 2116704440 in words is "two billion, one hundred sixteen million, seven hundred four thousand, four hundred forty".