11542327512 has 16 divisors (see below), whose sum is σ = 28855818840. Its totient is φ = 3847442496.

The previous prime is 11542327493. The next prime is 11542327513. The reversal of 11542327512 is 21572324511.

It is a happy number.

It is a super-2 number, since 2×11542327512² (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 (11542327513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240465133 + ... + 240465180.

Almost surely, 2^11542327512 is an apocalyptic number.

11542327512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11542327512 is an abundant number, since it is smaller than the sum of its proper divisors (17313491328).

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

11542327512 is a wasteful number, since it uses less digits than its factorization.

11542327512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480930322 (or 480930318 counting only the distinct ones).

The product of its digits is 16800, while the sum is 33.

The spelling of 11542327512 in words is "eleven billion, five hundred forty-two million, three hundred twenty-seven thousand, five hundred twelve".