235043145340 has 24 divisors (see below), whose sum is σ = 519569058960. Its totient is φ = 89068981248.

The previous prime is 235043145329. The next prime is 235043145343. The reversal of 235043145340 is 43541340532.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 235043145296 and 235043145305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235043145343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309266917 + ... + 309267676.

It is an arithmetic number, because the mean of its divisors is an integer number (21648710790).

Almost surely, 2^235043145340 is an apocalyptic number.

235043145340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235043145340 is an abundant number, since it is smaller than the sum of its proper divisors (284525913620).

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

235043145340 is a wasteful number, since it uses less digits than its factorization.

235043145340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618534621 (or 618534619 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 235043145340 its reverse (43541340532), we get a palindrome (278584485872).

The spelling of 235043145340 in words is "two hundred thirty-five billion, forty-three million, one hundred forty-five thousand, three hundred forty".