12500536468 has 48 divisors (see below), whose sum is σ = 26356216320. Its totient is φ = 5067827424.

The previous prime is 12500536427. The next prime is 12500536483. The reversal of 12500536468 is 86463500521.

It is a self number, because there is not a number n which added to its sum of digits gives 12500536468.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 346155 + ... + 380557.

It is an arithmetic number, because the mean of its divisors is an integer number (549087840).

Almost surely, 2^12500536468 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12500536468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13178108160).

12500536468 is an abundant number, since it is smaller than the sum of its proper divisors (13855679852).

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

12500536468 is a wasteful number, since it uses less digits than its factorization.

12500536468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35116 (or 35114 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

It can be divided in two parts, 1250053 and 6468, that added together give a palindrome (1256521).

The spelling of 12500536468 in words is "twelve billion, five hundred million, five hundred thirty-six thousand, four hundred sixty-eight".