13265323650 has 72 divisors (see below), whose sum is σ = 35985643200. Its totient is φ = 3503063520.

The previous prime is 13265323649. The next prime is 13265323667. The reversal of 13265323650 is 5632356231.

13265323650 is a `hidden beast` number, since 1 + 3 + 265 + 32 + 365 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 96750 + ... + 189449.

It is an arithmetic number, because the mean of its divisors is an integer number (499800600).

Almost surely, 2^13265323650 is an apocalyptic number.

13265323650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13265323650 is an abundant number, since it is smaller than the sum of its proper divisors (22720319550).

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

13265323650 is a wasteful number, since it uses less digits than its factorization.

13265323650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286320 (or 286312 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

Adding to 13265323650 its reverse (5632356231), we get a palindrome (18897679881).

The spelling of 13265323650 in words is "thirteen billion, two hundred sixty-five million, three hundred twenty-three thousand, six hundred fifty".