7522636013 has 4 divisors (see below), whose sum is σ = 7849707168. Its totient is φ = 7195564860.

The previous prime is 7522636001. The next prime is 7522636063. The reversal of 7522636013 is 3106362257.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3106362257 = 28843 ⋅107699.

It is a cyclic number.

It is not a de Polignac number, because 7522636013 - 2⁴ = 7522635997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7522636063) 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, 163535543 + ... + 163535588.

It is an arithmetic number, because the mean of its divisors is an integer number (1962426792).

Almost surely, 2^7522636013 is an apocalyptic number.

It is an amenable number.

7522636013 is a deficient number, since it is larger than the sum of its proper divisors (327071155).

7522636013 is a wasteful number, since it uses less digits than its factorization.

7522636013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327071154.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 7522636013 is about 86733.1309996359. The cubic root of 7522636013 is about 1959.4011092804.

The spelling of 7522636013 in words is "seven billion, five hundred twenty-two million, six hundred thirty-six thousand, thirteen".