12550151133 has 24 divisors (see below), whose sum is σ = 19526427648. Its totient is φ = 7721599392.

The previous prime is 12550151093. The next prime is 12550151143. The reversal of 12550151133 is 33115105521.

12550151133 is a `hidden beast` number, since 1 + 25 + 501 + 5 + 1 + 133 = 666.

It is not a de Polignac number, because 12550151133 - 2¹² = 12550147037 is a prime.

It is a super-2 number, since 2×12550151133² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12550151097 and 12550151106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12550151143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 868816 + ... + 883142.

It is an arithmetic number, because the mean of its divisors is an integer number (813601152).

Almost surely, 2^12550151133 is an apocalyptic number.

12550151133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12550151133 is a deficient number, since it is larger than the sum of its proper divisors (6976276515).

12550151133 is a wasteful number, since it uses less digits than its factorization.

12550151133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21833 (or 21830 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

Adding to 12550151133 its reverse (33115105521), we get a palindrome (45665256654).

The spelling of 12550151133 in words is "twelve billion, five hundred fifty million, one hundred fifty-one thousand, one hundred thirty-three".