135320524004 has 6 divisors (see below), whose sum is σ = 236810917014. Its totient is φ = 67660262000.

The previous prime is 135320523953. The next prime is 135320524021. The reversal of 135320524004 is 400425023531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 123165902500 + 12154621504 = 350950^2 + 110248^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16915065497 + ... + 16915065504.

It is an arithmetic number, because the mean of its divisors is an integer number (39468486169).

Almost surely, 2^135320524004 is an apocalyptic number.

It is an amenable number.

135320524004 is a deficient number, since it is larger than the sum of its proper divisors (101490393010).

135320524004 is a wasteful number, since it uses less digits than its factorization.

135320524004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33830131005 (or 33830131003 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 135320524004 its reverse (400425023531), we get a palindrome (535745547535).

The spelling of 135320524004 in words is "one hundred thirty-five billion, three hundred twenty million, five hundred twenty-four thousand, four".