12950520273 has 16 divisors (see below), whose sum is σ = 19375920000. Its totient is φ = 8548196400.

The previous prime is 12950520263. The next prime is 12950520293. The reversal of 12950520273 is 37202505921.

12950520273 is a `hidden beast` number, since 12 + 9 + 50 + 520 + 2 + 73 = 666.

It is not a de Polignac number, because 12950520273 - 2⁸ = 12950520017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12950520263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2371773 + ... + 2377226.

It is an arithmetic number, because the mean of its divisors is an integer number (1210995000).

Almost surely, 2^12950520273 is an apocalyptic number.

It is an amenable number.

12950520273 is a deficient number, since it is larger than the sum of its proper divisors (6425399727).

12950520273 is a wasteful number, since it uses less digits than its factorization.

12950520273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749109 (or 4749103 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The spelling of 12950520273 in words is "twelve billion, nine hundred fifty million, five hundred twenty thousand, two hundred seventy-three".