12641521150 has 12 divisors (see below), whose sum is σ = 23513229432. Its totient is φ = 5056608440.

The previous prime is 12641521141. The next prime is 12641521157. The reversal of 12641521150 is 5112514621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12641521157) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 126415162 + ... + 126415261.

It is an arithmetic number, because the mean of its divisors is an integer number (1959435786).

Almost surely, 2^12641521150 is an apocalyptic number.

12641521150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12641521150 is a deficient number, since it is larger than the sum of its proper divisors (10871708282).

12641521150 is a wasteful number, since it uses less digits than its factorization.

12641521150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252830435 (or 252830430 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The spelling of 12641521150 in words is "twelve billion, six hundred forty-one million, five hundred twenty-one thousand, one hundred fifty".