233809086168 has 80 divisors (see below), whose sum is σ = 748436507280. Its totient is φ = 66802594752.

The previous prime is 233809086157. The next prime is 233809086211. The reversal of 233809086168 is 861680908332.

It is a happy number.

233809086168 is a `hidden beast` number, since 23 + 380 + 9 + 0 + 86 + 168 = 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 polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25768071 + ... + 25777142.

It is an arithmetic number, because the mean of its divisors is an integer number (9355456341).

Almost surely, 2^233809086168 is an apocalyptic number.

233809086168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

233809086168 is an abundant number, since it is smaller than the sum of its proper divisors (514627421112).

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

233809086168 is a wasteful number, since it uses less digits than its factorization.

233809086168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51545238 (or 51545225 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 233809086168 in words is "two hundred thirty-three billion, eight hundred nine million, eighty-six thousand, one hundred sixty-eight".