232723865556 has 288 divisors, whose sum is σ = 757236372480. Its totient is φ = 61265611008.

The previous prime is 232723865531. The next prime is 232723865617. The reversal of 232723865556 is 655568327232.

232723865556 is a `hidden beast` number, since 2 + 3 + 2 + 7 + 2 + 3 + 86 + 5 + 556 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 41756386 + ... + 41761958.

It is an arithmetic number, because the mean of its divisors is an integer number (2629292960).

Almost surely, 2^232723865556 is an apocalyptic number.

232723865556 is a gapful number since it is divisible by the number (26) 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 232723865556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378618186240).

232723865556 is an abundant number, since it is smaller than the sum of its proper divisors (524512506924).

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

232723865556 is a wasteful number, since it uses less digits than its factorization.

232723865556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6220 (or 6205 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 54.

The spelling of 232723865556 in words is "two hundred thirty-two billion, seven hundred twenty-three million, eight hundred sixty-five thousand, five hundred fifty-six".