12500026515150 has 48 divisors (see below), whose sum is σ = 31720997535744. Its totient is φ = 3255820858080.

The previous prime is 12500026515083. The next prime is 12500026515157. The reversal of 12500026515150 is 5151562000521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12500026515157) 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, 968987854 + ... + 969000753.

It is an arithmetic number, because the mean of its divisors is an integer number (660854115328).

Almost surely, 2^{12500026515150} is an apocalyptic number.

12500026515150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12500026515150 is an abundant number, since it is smaller than the sum of its proper divisors (19220971020594).

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

12500026515150 is a wasteful number, since it uses less digits than its factorization.

12500026515150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937988665 (or 1937988660 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 33.

Adding to 12500026515150 its reverse (5151562000521), we get a palindrome (17651588515671).

The spelling of 12500026515150 in words is "twelve trillion, five hundred billion, twenty-six million, five hundred fifteen thousand, one hundred fifty".