135531042544 has 20 divisors (see below), whose sum is σ = 268996064400. Its totient is φ = 66112703360.

The previous prime is 135531042463. The next prime is 135531042551. The reversal of 135531042544 is 445240135531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103300444 + ... + 103301755.

It is an arithmetic number, because the mean of its divisors is an integer number (13449803220).

Almost surely, 2^135531042544 is an apocalyptic number.

It is an amenable number.

135531042544 is a deficient number, since it is larger than the sum of its proper divisors (133465021856).

135531042544 is a wasteful number, since it uses less digits than its factorization.

135531042544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206602248 (or 206602242 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 135531042544 in words is "one hundred thirty-five billion, five hundred thirty-one million, forty-two thousand, five hundred forty-four".