11542251224 has 32 divisors (see below), whose sum is σ = 25011309600. Its totient is φ = 4891096320.

The previous prime is 11542251181. The next prime is 11542251239. The reversal of 11542251224 is 42215224511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152947 + ... + 1162914.

It is an arithmetic number, because the mean of its divisors is an integer number (781603425).

Almost surely, 2^11542251224 is an apocalyptic number.

11542251224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11542251224 is an abundant number, since it is smaller than the sum of its proper divisors (13469058376).

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

11542251224 is a wasteful number, since it uses less digits than its factorization.

11542251224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315963 (or 2315959 counting only the distinct ones).

The product of its digits is 6400, while the sum is 29.

Adding to 11542251224 its reverse (42215224511), we get a palindrome (53757475735).

The spelling of 11542251224 in words is "eleven billion, five hundred forty-two million, two hundred fifty-one thousand, two hundred twenty-four".