12332231550 has 36 divisors (see below), whose sum is σ = 33132596640. Its totient is φ = 3288594960.

The previous prime is 12332231533. The next prime is 12332231573. The reversal of 12332231550 is 5513223321.

It is a happy number.

12332231550 is a `hidden beast` number, since 1 + 23 + 322 + 315 + 5 + 0 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13702030 + ... + 13702929.

Almost surely, 2^12332231550 is an apocalyptic number.

12332231550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12332231550 is an abundant number, since it is smaller than the sum of its proper divisors (20800365090).

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

12332231550 is a wasteful number, since it uses less digits than its factorization.

12332231550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27404977 (or 27404969 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 12332231550 its reverse (5513223321), we get a palindrome (17845454871).

The spelling of 12332231550 in words is "twelve billion, three hundred thirty-two million, two hundred thirty-one thousand, five hundred fifty".