236728469568 has 112 divisors (see below), whose sum is σ = 633130234880. Its totient is φ = 78056262144.

The previous prime is 236728469567. The next prime is 236728469573. The reversal of 236728469568 is 865964827632.

It is a junction number, because it is equal to n+sod(n) for n = 236728469499 and 236728469508.

It is not an unprimeable number, because it can be changed into a prime (236728469567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19117203 + ... + 19129581.

Almost surely, 2^236728469568 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 236728469568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316565117440).

236728469568 is an abundant number, since it is smaller than the sum of its proper divisors (396401765312).

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

236728469568 is a wasteful number, since it uses less digits than its factorization.

236728469568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13464 (or 13454 counting only the distinct ones).

The product of its digits is 209018880, while the sum is 66.

The spelling of 236728469568 in words is "two hundred thirty-six billion, seven hundred twenty-eight million, four hundred sixty-nine thousand, five hundred sixty-eight".