11522614556 has 6 divisors (see below), whose sum is σ = 20164575480. Its totient is φ = 5761307276.

The previous prime is 11522614489. The next prime is 11522614559. The reversal of 11522614556 is 65541622511.

11522614556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11522614556² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11522614559) 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 as a sum of consecutive naturals, namely, 1440326816 + ... + 1440326823.

It is an arithmetic number, because the mean of its divisors is an integer number (3360762580).

Almost surely, 2^11522614556 is an apocalyptic number.

It is an amenable number.

11522614556 is a deficient number, since it is larger than the sum of its proper divisors (8641960924).

11522614556 is a wasteful number, since it uses less digits than its factorization.

11522614556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2880653643 (or 2880653641 counting only the distinct ones).

The product of its digits is 72000, while the sum is 38.

The spelling of 11522614556 in words is "eleven billion, five hundred twenty-two million, six hundred fourteen thousand, five hundred fifty-six".