12536647410 has 128 divisors (see below), whose sum is σ = 35158178304. Its totient is φ = 2801756160.

The previous prime is 12536647397. The next prime is 12536647427. The reversal of 12536647410 is 1474663521.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2213302 + ... + 2218958.

It is an arithmetic number, because the mean of its divisors is an integer number (274673268).

Almost surely, 2^12536647410 is an apocalyptic number.

12536647410 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 12536647410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17579089152).

12536647410 is an abundant number, since it is smaller than the sum of its proper divisors (22621530894).

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

12536647410 is a wasteful number, since it uses less digits than its factorization.

12536647410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5908.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 12536647410 in words is "twelve billion, five hundred thirty-six million, six hundred forty-seven thousand, four hundred ten".