2159096436 has 72 divisors (see below), whose sum is σ = 6283018560. Its totient is φ = 612372096.

The previous prime is 2159096431. The next prime is 2159096461. The reversal of 2159096436 is 6346909512.

2159096436 is a `hidden beast` number, since 21 + 590 + 9 + 6 + 4 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2159096391 and 2159096400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2159096431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3255 + ... + 65793.

Almost surely, 2^2159096436 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 2159096436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3141509280).

2159096436 is an abundant number, since it is smaller than the sum of its proper divisors (4123922124).

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

2159096436 is a wasteful number, since it uses less digits than its factorization.

2159096436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62693 (or 62688 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 2159096436 is about 46466.0783367824. The cubic root of 2159096436 is about 1292.4805416922.

The spelling of 2159096436 in words is "two billion, one hundred fifty-nine million, ninety-six thousand, four hundred thirty-six".