233123044440 has 128 divisors (see below), whose sum is σ = 821636524800. Its totient is φ = 52167390720.

The previous prime is 233123044409. The next prime is 233123044523. The reversal of 233123044440 is 44440321332.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 233123044398 and 233123044407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6775470 + ... + 6809789.

It is an arithmetic number, because the mean of its divisors is an integer number (6419035350).

Almost surely, 2^233123044440 is an apocalyptic number.

233123044440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233123044440 is an abundant number, since it is smaller than the sum of its proper divisors (588513480360).

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

233123044440 is a wasteful number, since it uses less digits than its factorization.

233123044440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13585297 (or 13585293 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 233123044440 its reverse (44440321332), we get a palindrome (277563365772).

The spelling of 233123044440 in words is "two hundred thirty-three billion, one hundred twenty-three million, forty-four thousand, four hundred forty".