12616607250 has 128 divisors (see below), whose sum is σ = 37681862400. Its totient is φ = 3105604800.

The previous prime is 12616607191. The next prime is 12616607251. The reversal of 12616607250 is 5270661621.

It is a happy number.

12616607250 is a `hidden beast` number, since 1 + 26 + 1 + 6 + 607 + 25 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (12616607251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15861 + ... + 159639.

It is an arithmetic number, because the mean of its divisors is an integer number (294389550).

Almost surely, 2^12616607250 is an apocalyptic number.

12616607250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12616607250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18840931200).

12616607250 is an abundant number, since it is smaller than the sum of its proper divisors (25065255150).

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

12616607250 is a wasteful number, since it uses less digits than its factorization.

12616607250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143818 (or 143802 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 12616607250 in words is "twelve billion, six hundred sixteen million, six hundred seven thousand, two hundred fifty".