233401402340 has 24 divisors (see below), whose sum is σ = 497458514112. Its totient is φ = 91967119200.

The previous prime is 233401402331. The next prime is 233401402343. The reversal of 233401402340 is 43204104332.

It is a super-2 number, since 2×233401402340² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (233401402343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87088736 + ... + 87091415.

It is an arithmetic number, because the mean of its divisors is an integer number (20727438088).

Almost surely, 2^233401402340 is an apocalyptic number.

233401402340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233401402340 is an abundant number, since it is smaller than the sum of its proper divisors (264057111772).

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

233401402340 is a wasteful number, since it uses less digits than its factorization.

233401402340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174180227 (or 174180225 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 233401402340 its reverse (43204104332), we get a palindrome (276605506672).

The spelling of 233401402340 in words is "two hundred thirty-three billion, four hundred one million, four hundred two thousand, three hundred forty".