2136719736 has 80 divisors (see below), whose sum is σ = 5991895800. Its totient is φ = 711395136.

The previous prime is 2136719723. The next prime is 2136719777. The reversal of 2136719736 is 6379176312.

It is a junction number, because it is equal to n+sod(n) for n = 2136719691 and 2136719700.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 795051 + ... + 797733.

Almost surely, 2^2136719736 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 2136719736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2995947900).

2136719736 is an abundant number, since it is smaller than the sum of its proper divisors (3855176064).

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

2136719736 is a wasteful number, since it uses less digits than its factorization.

2136719736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3930 (or 3917 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 2136719736 is about 46224.6658830543. The cubic root of 2136719736 is about 1287.9999726734. Note that the first 4 decimals are identical.

The spelling of 2136719736 in words is "two billion, one hundred thirty-six million, seven hundred nineteen thousand, seven hundred thirty-six".