234140010440 has 48 divisors (see below), whose sum is σ = 612825644700. Its totient is φ = 80276574336.

The previous prime is 234140010421. The next prime is 234140010449. The reversal of 234140010440 is 44010041432.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 230955214084 + 3184796356 = 480578^2 + 56434^2 .

It is not an unprimeable number, because it can be changed into a prime (234140010449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59727635 + ... + 59731554.

Almost surely, 2^234140010440 is an apocalyptic number.

234140010440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234140010440 is an abundant number, since it is smaller than the sum of its proper divisors (378685634260).

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

234140010440 is a wasteful number, since it uses less digits than its factorization.

234140010440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119459214 (or 119459203 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 234140010440 its reverse (44010041432), we get a palindrome (278150051872).

The spelling of 234140010440 in words is "two hundred thirty-four billion, one hundred forty million, ten thousand, four hundred forty".