234313144240 has 80 divisors (see below), whose sum is σ = 626331912192. Its totient is φ = 79854849792.

The previous prime is 234313144237. The next prime is 234313144259. The reversal of 234313144240 is 42441313432.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1159224 + ... + 1346263.

Almost surely, 2^234313144240 is an apocalyptic number.

234313144240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234313144240 is an abundant number, since it is smaller than the sum of its proper divisors (392018767952).

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

234313144240 is a wasteful number, since it uses less digits than its factorization.

234313144240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505674 (or 2505668 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 234313144240 its reverse (42441313432), we get a palindrome (276754457672).

The spelling of 234313144240 in words is "two hundred thirty-four billion, three hundred thirteen million, one hundred forty-four thousand, two hundred forty".