234531540542 has 32 divisors (see below), whose sum is σ = 379694171808. Its totient is φ = 108006869376.

The previous prime is 234531540487. The next prime is 234531540553. The reversal of 234531540542 is 245045135432.

234531540542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 234531540496 and 234531540505.

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, 26162153 + ... + 26171115.

It is an arithmetic number, because the mean of its divisors is an integer number (11865442869).

Almost surely, 2^234531540542 is an apocalyptic number.

234531540542 is a deficient number, since it is larger than the sum of its proper divisors (145162631266).

234531540542 is a wasteful number, since it uses less digits than its factorization.

234531540542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11084.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 234531540542 its reverse (245045135432), we get a palindrome (479576675974).

The spelling of 234531540542 in words is "two hundred thirty-four billion, five hundred thirty-one million, five hundred forty thousand, five hundred forty-two".