135615272234 has 8 divisors (see below), whose sum is σ = 219070824420. Its totient is φ = 62591664096.

The previous prime is 135615272227. The next prime is 135615272237. The reversal of 135615272234 is 432272516531.

It can be written as a sum of positive squares in 2 ways, for example, as 103198350025 + 32416922209 = 321245^2 + 180047^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 135615272191 and 135615272200.

It is not an unprimeable number, because it can be changed into a prime (135615272237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2607985979 + ... + 2607986030.

Almost surely, 2^135615272234 is an apocalyptic number.

135615272234 is a deficient number, since it is larger than the sum of its proper divisors (83455552186).

135615272234 is a wasteful number, since it uses less digits than its factorization.

135615272234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5215972024.

The product of its digits is 302400, while the sum is 41.

Adding to 135615272234 its reverse (432272516531), we get a palindrome (567887788765).

The spelling of 135615272234 in words is "one hundred thirty-five billion, six hundred fifteen million, two hundred seventy-two thousand, two hundred thirty-four".