12273666600 has 96 divisors (see below), whose sum is σ = 40975189920. Its totient is φ = 3021208320.

The previous prime is 12273666577. The next prime is 12273666637. The reversal of 12273666600 is 666637221.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 778974 + ... + 794573.

It is an arithmetic number, because the mean of its divisors is an integer number (426824895).

Almost surely, 2^12273666600 is an apocalyptic number.

12273666600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12273666600 is an abundant number, since it is smaller than the sum of its proper divisors (28701523320).

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

12273666600 is a wasteful number, since it uses less digits than its factorization.

12273666600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573579 (or 1573570 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The spelling of 12273666600 in words is "twelve billion, two hundred seventy-three million, six hundred sixty-six thousand, six hundred".