12835638605250 has 48 divisors (see below), whose sum is σ = 34707566794680. Its totient is φ = 3422836960800.

The previous prime is 12835638605233. The next prime is 12835638605341. The reversal of 12835638605250 is 5250683653821.

It is a happy number.

12835638605250 is a `hidden beast` number, since 1 + 2 + 8 + 3 + 5 + 6 + 3 + 8 + 605 + 25 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 439246841049 + 12396391764201 = 662757^2 + 3520851^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2852361885 + ... + 2852366384.

Almost surely, 2^{12835638605250} is an apocalyptic number.

12835638605250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12835638605250 is an abundant number, since it is smaller than the sum of its proper divisors (21871928189430).

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

12835638605250 is a wasteful number, since it uses less digits than its factorization.

12835638605250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5704728292 (or 5704728279 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 54.

The spelling of 12835638605250 in words is "twelve trillion, eight hundred thirty-five billion, six hundred thirty-eight million, six hundred five thousand, two hundred fifty".