2116594740 has 96 divisors (see below), whose sum is σ = 6420960000. Its totient is φ = 517856256.

The previous prime is 2116594729. The next prime is 2116594759. The reversal of 2116594740 is 474956112.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122136 + ... + 138384.

It is an arithmetic number, because the mean of its divisors is an integer number (66885000).

Almost surely, 2^2116594740 is an apocalyptic number.

2116594740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2116594740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3210480000).

2116594740 is an abundant number, since it is smaller than the sum of its proper divisors (4304365260).

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

2116594740 is a wasteful number, since it uses less digits than its factorization.

2116594740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16441 (or 16439 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 2116594740 is about 46006.4641110355. The cubic root of 2116594740 is about 1283.9434738947.

The spelling of 2116594740 in words is "two billion, one hundred sixteen million, five hundred ninety-four thousand, seven hundred forty".