234304120210440 has 64 divisors (see below), whose sum is σ = 803328412152960. Its totient is φ = 53555227476480.

The previous prime is 234304120210397. The next prime is 234304120210441. The reversal of 234304120210440 is 44012021403432.

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 = 234304120210398 and 234304120210407.

It is not an unprimeable number, because it can be changed into a prime (234304120210441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139466737381 + ... + 139466739060.

It is an arithmetic number, because the mean of its divisors is an integer number (12552006439890).

Almost surely, 2^{234304120210440} is an apocalyptic number.

234304120210440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234304120210440 is an abundant number, since it is smaller than the sum of its proper divisors (569024291942520).

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

234304120210440 is a wasteful number, since it uses less digits than its factorization.

234304120210440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278933476462 (or 278933476458 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 234304120210440 its reverse (44012021403432), we get a palindrome (278316141613872).

The spelling of 234304120210440 in words is "two hundred thirty-four trillion, three hundred four billion, one hundred twenty million, two hundred ten thousand, four hundred forty".