12150988500 has 96 divisors (see below), whose sum is σ = 40438524672. Its totient is φ = 2777366400.

The previous prime is 12150988483. The next prime is 12150988511. The reversal of 12150988500 is 588905121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568119 + ... + 589118.

It is an arithmetic number, because the mean of its divisors is an integer number (421234632).

Almost surely, 2^12150988500 is an apocalyptic number.

12150988500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12150988500 is an abundant number, since it is smaller than the sum of its proper divisors (28287536172).

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

12150988500 is a wasteful number, since it uses less digits than its factorization.

12150988500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157266 (or 1157254 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 39.

The spelling of 12150988500 in words is "twelve billion, one hundred fifty million, nine hundred eighty-eight thousand, five hundred".