235442540142 has 12 divisors (see below), whose sum is σ = 510125503680. Its totient is φ = 78480846708.

The previous prime is 235442540089. The next prime is 235442540147. The reversal of 235442540142 is 241045244532.

235442540142 is a `hidden beast` number, since 2 + 3 + 54 + 425 + 40 + 142 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 235442540097 and 235442540106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235442540147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6540070542 + ... + 6540070577.

It is an arithmetic number, because the mean of its divisors is an integer number (42510458640).

Almost surely, 2^235442540142 is an apocalyptic number.

235442540142 is an abundant number, since it is smaller than the sum of its proper divisors (274682963538).

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

235442540142 is a wasteful number, since it uses less digits than its factorization.

235442540142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13080141127 (or 13080141124 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 235442540142 its reverse (241045244532), we get a palindrome (476487784674).

The spelling of 235442540142 in words is "two hundred thirty-five billion, four hundred forty-two million, five hundred forty thousand, one hundred forty-two".