12267561622 has 8 divisors (see below), whose sum is σ = 19369834200. Its totient is φ = 5810950224.

The previous prime is 12267561617. The next prime is 12267561703. The reversal of 12267561622 is 22616576221.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 161415247 + ... + 161415322.

It is an arithmetic number, because the mean of its divisors is an integer number (2421229275).

Almost surely, 2^12267561622 is an apocalyptic number.

12267561622 is a deficient number, since it is larger than the sum of its proper divisors (7102272578).

12267561622 is a wasteful number, since it uses less digits than its factorization.

12267561622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322830590.

The product of its digits is 120960, while the sum is 40.

The spelling of 12267561622 in words is "twelve billion, two hundred sixty-seven million, five hundred sixty-one thousand, six hundred twenty-two".