12164455630 has 32 divisors (see below), whose sum is σ = 21960523008. Its totient is φ = 4851475200.

The previous prime is 12164455619. The next prime is 12164455661. The reversal of 12164455630 is 3655446121.

It is a self number, because there is not a number n which added to its sum of digits gives 12164455630.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7540704 + ... + 7542316.

It is an arithmetic number, because the mean of its divisors is an integer number (686266344).

Almost surely, 2^12164455630 is an apocalyptic number.

12164455630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12164455630 is a deficient number, since it is larger than the sum of its proper divisors (9796067378).

12164455630 is a wasteful number, since it uses less digits than its factorization.

12164455630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3372.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 12164455630 in words is "twelve billion, one hundred sixty-four million, four hundred fifty-five thousand, six hundred thirty".