12350651205 has 32 divisors (see below), whose sum is σ = 20820473856. Its totient is φ = 6239433024.

The previous prime is 12350651177. The next prime is 12350651207. The reversal of 12350651205 is 50215605321.

It is a happy number.

It is not a de Polignac number, because 12350651205 - 2³⁰ = 11276909381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12350651207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138247 + ... + 209316.

It is an arithmetic number, because the mean of its divisors is an integer number (650639808).

Almost surely, 2^12350651205 is an apocalyptic number.

12350651205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12350651205 is a deficient number, since it is larger than the sum of its proper divisors (8469822651).

12350651205 is a wasteful number, since it uses less digits than its factorization.

12350651205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347697.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 12350651205 in words is "twelve billion, three hundred fifty million, six hundred fifty-one thousand, two hundred five".