12273679568 has 20 divisors (see below), whose sum is σ = 24047450820. Its totient is φ = 6067885824.

The previous prime is 12273679507. The next prime is 12273679591. The reversal of 12273679568 is 86597637221.

It can be written as a sum of positive squares in 2 ways, for example, as 7591288384 + 4682391184 = 87128^2 + 68428^2 .

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4308155 + ... + 4311002.

It is an arithmetic number, because the mean of its divisors is an integer number (1202372541).

Almost surely, 2^12273679568 is an apocalyptic number.

It is an amenable number.

12273679568 is a deficient number, since it is larger than the sum of its proper divisors (11773771252).

12273679568 is an equidigital number, since it uses as much as digits as its factorization.

12273679568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8619254 (or 8619248 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 56.

The spelling of 12273679568 in words is "twelve billion, two hundred seventy-three million, six hundred seventy-nine thousand, five hundred sixty-eight".