12620535466 has 24 divisors (see below), whose sum is σ = 23780846880. Its totient is φ = 4917091080.

The previous prime is 12620535451. The next prime is 12620535481. The reversal of 12620535466 is 66453502621.

It is a happy number.

12620535466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12620535451) and next prime (12620535481).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3723376 + ... + 3726763.

It is an arithmetic number, because the mean of its divisors is an integer number (990868620).

Almost surely, 2^12620535466 is an apocalyptic number.

12620535466 is a deficient number, since it is larger than the sum of its proper divisors (11160311414).

12620535466 is a wasteful number, since it uses less digits than its factorization.

12620535466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7450170 (or 7450159 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 12620535466 in words is "twelve billion, six hundred twenty million, five hundred thirty-five thousand, four hundred sixty-six".