13085229850 has 48 divisors (see below), whose sum is σ = 30344147136. Its totient is φ = 4078512000.

The previous prime is 13085229821. The next prime is 13085229877. The reversal of 13085229850 is 5892258031.

It is a junction number, because it is equal to n+sod(n) for n = 13085229797 and 13085229806.

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, 1695531 + ... + 1703230.

It is an arithmetic number, because the mean of its divisors is an integer number (632169732).

Almost surely, 2^13085229850 is an apocalyptic number.

13085229850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13085229850 is an abundant number, since it is smaller than the sum of its proper divisors (17258917286).

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

13085229850 is a wasteful number, since it uses less digits than its factorization.

13085229850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398791 (or 3398786 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 13085229850 in words is "thirteen billion, eighty-five million, two hundred twenty-nine thousand, eight hundred fifty".