2134985616 has 120 divisors (see below), whose sum is σ = 6348056000. Its totient is φ = 667927296.

The previous prime is 2134985599. The next prime is 2134985639. The reversal of 2134985616 is 6165894312.

2134985616 is a `hidden beast` number, since 21 + 3 + 4 + 9 + 8 + 5 + 616 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 294645 + ... + 301803.

Almost surely, 2^2134985616 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 2134985616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3174028000).

2134985616 is an abundant number, since it is smaller than the sum of its proper divisors (4213070384).

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

2134985616 is a wasteful number, since it uses less digits than its factorization.

2134985616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7301 (or 7292 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 2134985616 is about 46205.9045577511. The cubic root of 2134985616 is about 1287.6514398294.

The spelling of 2134985616 in words is "two billion, one hundred thirty-four million, nine hundred eighty-five thousand, six hundred sixteen".