11625272513 has 4 divisors (see below), whose sum is σ = 12130719168. Its totient is φ = 11119825860.

The previous prime is 11625272501. The next prime is 11625272551. The reversal of 11625272513 is 31527252611.

11625272513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 31527252611 = 83 ⋅379846417.

It is a cyclic number.

It is not a de Polignac number, because 11625272513 - 2⁴ = 11625272497 is a prime.

It is a super-2 number, since 2×11625272513² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11625274513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252723293 + ... + 252723338.

It is an arithmetic number, because the mean of its divisors is an integer number (3032679792).

Almost surely, 2^11625272513 is an apocalyptic number.

It is an amenable number.

11625272513 is a deficient number, since it is larger than the sum of its proper divisors (505446655).

11625272513 is an equidigital number, since it uses as much as digits as its factorization.

11625272513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505446654.

The product of its digits is 25200, while the sum is 35.

The spelling of 11625272513 in words is "eleven billion, six hundred twenty-five million, two hundred seventy-two thousand, five hundred thirteen".