12273203546 has 16 divisors (see below), whose sum is σ = 18607463424. Its totient is φ = 6070990464.

The previous prime is 12273203519. The next prime is 12273203549. The reversal of 12273203546 is 64530237221.

It is not an unprimeable number, because it can be changed into a prime (12273203549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21221 + ... + 158103.

It is an arithmetic number, because the mean of its divisors is an integer number (1162966464).

Almost surely, 2^12273203546 is an apocalyptic number.

12273203546 is a deficient number, since it is larger than the sum of its proper divisors (6334259878).

12273203546 is a wasteful number, since it uses less digits than its factorization.

12273203546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137365.

The product of its (nonzero) digits is 60480, while the sum is 35.

The spelling of 12273203546 in words is "twelve billion, two hundred seventy-three million, two hundred three thousand, five hundred forty-six".