234332043440440 has 64 divisors (see below), whose sum is σ = 575199399519360. Its totient is φ = 85208578465920.

The previous prime is 234332043440419. The next prime is 234332043440477. The reversal of 234332043440440 is 44044340233432.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 234332043440393 and 234332043440402.

It is a congruent number.

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, 2624307 + ... + 21807133.

It is an arithmetic number, because the mean of its divisors is an integer number (8987490617490).

Almost surely, 2^{234332043440440} is an apocalyptic number.

234332043440440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234332043440440 is an abundant number, since it is smaller than the sum of its proper divisors (340867356078920).

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

234332043440440 is a wasteful number, since it uses less digits than its factorization.

234332043440440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19210612 (or 19210608 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 40.

Adding to 234332043440440 its reverse (44044340233432), we get a palindrome (278376383673872).

The spelling of 234332043440440 in words is "two hundred thirty-four trillion, three hundred thirty-two billion, forty-three million, four hundred forty thousand, four hundred forty".