135015033544 has 8 divisors (see below), whose sum is σ = 253153187910. Its totient is φ = 67507516768.

The previous prime is 135015033529. The next prime is 135015033599. The reversal of 135015033544 is 445330510531.

It can be written as a sum of positive squares in only one way, i.e., 114982028100 + 20033005444 = 339090^2 + 141538^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8438439589 + ... + 8438439604.

Almost surely, 2^135015033544 is an apocalyptic number.

It is an amenable number.

135015033544 is a deficient number, since it is larger than the sum of its proper divisors (118138154366).

135015033544 is a wasteful number, since it uses less digits than its factorization.

135015033544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16876879199 (or 16876879195 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 135015033544 in words is "one hundred thirty-five billion, fifteen million, thirty-three thousand, five hundred forty-four".