233484432640 has 72 divisors (see below), whose sum is σ = 559579241088. Its totient is φ = 93341829120.

The previous prime is 233484432617. The next prime is 233484432659. The reversal of 233484432640 is 46234484332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2293869 + ... + 2393491.

It is an arithmetic number, because the mean of its divisors is an integer number (7771933904).

Almost surely, 2^233484432640 is an apocalyptic number.

233484432640 is a gapful number since it is divisible by the number (20) 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 233484432640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279789620544).

233484432640 is an abundant number, since it is smaller than the sum of its proper divisors (326094808448).

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

233484432640 is an equidigital number, since it uses as much as digits as its factorization.

233484432640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101475 (or 101461 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 43.

The spelling of 233484432640 in words is "two hundred thirty-three billion, four hundred eighty-four million, four hundred thirty-two thousand, six hundred forty".