233401143402 has 96 divisors (see below), whose sum is σ = 598498268160. Its totient is φ = 64328359680.

The previous prime is 233401143389. The next prime is 233401143419. The reversal of 233401143402 is 204341104332.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1127124 + ... + 1318032.

It is an arithmetic number, because the mean of its divisors is an integer number (6234356960).

Almost surely, 2^233401143402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233401143402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299249134080).

233401143402 is an abundant number, since it is smaller than the sum of its proper divisors (365097124758).

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

233401143402 is a wasteful number, since it uses less digits than its factorization.

233401143402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191268 (or 191265 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 233401143402 its reverse (204341104332), we get a palindrome (437742247734).

The spelling of 233401143402 in words is "two hundred thirty-three billion, four hundred one million, one hundred forty-three thousand, four hundred two".