234451424340 has 144 divisors (see below), whose sum is σ = 828100361088. Its totient is φ = 52577770752.

The previous prime is 234451424279. The next prime is 234451424351. The reversal of 234451424340 is 43424154432.

234451424340 is a `hidden beast` number, since 23 + 44 + 514 + 2 + 43 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 234451424295 and 234451424304.

It is a congruent number.

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, 1688622 + ... + 1822181.

It is an arithmetic number, because the mean of its divisors is an integer number (5750696952).

Almost surely, 2^234451424340 is an apocalyptic number.

234451424340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234451424340 is an abundant number, since it is smaller than the sum of its proper divisors (593648936748).

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

234451424340 is a wasteful number, since it uses less digits than its factorization.

234451424340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510878 (or 3510873 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 234451424340 its reverse (43424154432), we get a palindrome (277875578772).

The spelling of 234451424340 in words is "two hundred thirty-four billion, four hundred fifty-one million, four hundred twenty-four thousand, three hundred forty".