11552425511 has 12 divisors (see below), whose sum is σ = 12763939776. Its totient is φ = 10447768320.

The previous prime is 11552425499. The next prime is 11552425519.

11552425511 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11552425511 - 2⁶ = 11552425447 is a prime.

It is a super-2 number, since 2×11552425511² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11552425519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 223991 + ... + 270696.

It is an arithmetic number, because the mean of its divisors is an integer number (1063661648).

Almost surely, 2^11552425511 is an apocalyptic number.

11552425511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11552425511 is a deficient number, since it is larger than the sum of its proper divisors (1211514265).

11552425511 is a wasteful number, since it uses less digits than its factorization.

11552425511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494902 (or 494891 counting only the distinct ones).

The product of its digits is 10000, while the sum is 32.

The spelling of 11552425511 in words is "eleven billion, five hundred fifty-two million, four hundred twenty-five thousand, five hundred eleven".