12006527500 has 180 divisors, whose sum is σ = 30393239800. Its totient is φ = 4134240000.

The previous prime is 12006527461. The next prime is 12006527527. The reversal of 12006527500 is 572560021.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5746456 + ... + 5748544.

Almost surely, 2^12006527500 is an apocalyptic number.

12006527500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12006527500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15196619900).

12006527500 is an abundant number, since it is smaller than the sum of its proper divisors (18386712300).

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

12006527500 is a wasteful number, since it uses less digits than its factorization.

12006527500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154 (or 2126 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The spelling of 12006527500 in words is "twelve billion, six million, five hundred twenty-seven thousand, five hundred".