2136753256 has 64 divisors (see below), whose sum is σ = 4752924480. Its totient is φ = 889390080.

The previous prime is 2136753221. The next prime is 2136753259. The reversal of 2136753256 is 6523576312.

It is not an unprimeable number, because it can be changed into a prime (2136753259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36051 + ... + 74653.

It is an arithmetic number, because the mean of its divisors is an integer number (74264445).

Almost surely, 2^2136753256 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 2136753256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2376462240).

2136753256 is an abundant number, since it is smaller than the sum of its proper divisors (2616171224).

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

2136753256 is a wasteful number, since it uses less digits than its factorization.

2136753256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38674 (or 38670 counting only the distinct ones).

The product of its digits is 226800, while the sum is 40.

The square root of 2136753256 is about 46225.0284586175. The cubic root of 2136753256 is about 1288.0067078467.

The spelling of 2136753256 in words is "two billion, one hundred thirty-six million, seven hundred fifty-three thousand, two hundred fifty-six".