755136525313 has 4 divisors (see below), whose sum is σ = 755281498180. Its totient is φ = 754991552448.

The previous prime is 755136525301. The next prime is 755136525337. The reversal of 755136525313 is 313525631557.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 725030111169 + 30106414144 = 851487^2 + 173512^2 .

It is a cyclic number.

It is not a de Polignac number, because 755136525313 - 2²¹ = 755134428161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (755136525413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72478620 + ... + 72489037.

It is an arithmetic number, because the mean of its divisors is an integer number (188820374545).

Almost surely, 2^755136525313 is an apocalyptic number.

It is an amenable number.

755136525313 is a deficient number, since it is larger than the sum of its proper divisors (144972867).

755136525313 is a wasteful number, since it uses less digits than its factorization.

755136525313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144972866.

The product of its digits is 1417500, while the sum is 46.

The spelling of 755136525313 in words is "seven hundred fifty-five billion, one hundred thirty-six million, five hundred twenty-five thousand, three hundred thirteen".