134355242542 has 16 divisors (see below), whose sum is σ = 215207510400. Its totient is φ = 62768855520.

The previous prime is 134355242533. The next prime is 134355242543. The reversal of 134355242542 is 245242553431.

It is a junction number, because it is equal to n+sod(n) for n = 134355242495 and 134355242504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134355242543) 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, 37360617 + ... + 37364212.

It is an arithmetic number, because the mean of its divisors is an integer number (13450469400).

Almost surely, 2^134355242542 is an apocalyptic number.

134355242542 is a deficient number, since it is larger than the sum of its proper divisors (80852267858).

134355242542 is a wasteful number, since it uses less digits than its factorization.

134355242542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74724891.

The product of its digits is 576000, while the sum is 40.

Adding to 134355242542 its reverse (245242553431), we get a palindrome (379597795973).

The spelling of 134355242542 in words is "one hundred thirty-four billion, three hundred fifty-five million, two hundred forty-two thousand, five hundred forty-two".