233480511432 has 384 divisors, whose sum is σ = 777951682560. Its totient is φ = 61817817600.

The previous prime is 233480511389. The next prime is 233480511443. The reversal of 233480511432 is 234115084332.

233480511432 is a `hidden beast` number, since 2 + 3 + 34 + 80 + 511 + 4 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 55025103 + ... + 55029345.

It is an arithmetic number, because the mean of its divisors is an integer number (2025915840).

Almost surely, 2^233480511432 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 233480511432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388975841280).

233480511432 is an abundant number, since it is smaller than the sum of its proper divisors (544471171128).

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

233480511432 is a wasteful number, since it uses less digits than its factorization.

233480511432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4433 (or 4426 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 233480511432 its reverse (234115084332), we get a palindrome (467595595764).

The spelling of 233480511432 in words is "two hundred thirty-three billion, four hundred eighty million, five hundred eleven thousand, four hundred thirty-two".