12623636446 has 8 divisors (see below), whose sum is σ = 18951330384. Its totient is φ = 6306526320.

The previous prime is 12623636429. The next prime is 12623636507. The reversal of 12623636446 is 64463632621.

It is a happy number.

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

It is a super-3 number, since 3×12623636446³ (a number of 31 digits) contains 333 as substring.

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, 2642970 + ... + 2647741.

It is an arithmetic number, because the mean of its divisors is an integer number (2368916298).

Almost surely, 2^12623636446 is an apocalyptic number.

12623636446 is a deficient number, since it is larger than the sum of its proper divisors (6327693938).

12623636446 is a wasteful number, since it uses less digits than its factorization.

12623636446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5291906.

The product of its digits is 746496, while the sum is 43.

The spelling of 12623636446 in words is "twelve billion, six hundred twenty-three million, six hundred thirty-six thousand, four hundred forty-six".