11552443542 has 24 divisors (see below), whose sum is σ = 26118568944. Its totient is φ = 3683387664.

The previous prime is 11552443541. The next prime is 11552443543. The reversal of 11552443542 is 24534425511.

11552443542 is a `hidden beast` number, since 1 + 1 + 55 + 24 + 43 + 542 = 666.

It is an interprime number because it is at equal distance from previous prime (11552443541) and next prime (11552443543).

It is a junction number, because it is equal to n+sod(n) for n = 11552443497 and 11552443506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11552443541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13951813 + ... + 13952640.

It is an arithmetic number, because the mean of its divisors is an integer number (1088273706).

Almost surely, 2^11552443542 is an apocalyptic number.

11552443542 is an abundant number, since it is smaller than the sum of its proper divisors (14566125402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11552443542 is a wasteful number, since it uses less digits than its factorization.

11552443542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27904484 (or 27904481 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The spelling of 11552443542 in words is "eleven billion, five hundred fifty-two million, four hundred forty-three thousand, five hundred forty-two".