12964305552 has 160 divisors (see below), whose sum is σ = 36961920000. Its totient is φ = 3883077120.

The previous prime is 12964305491. The next prime is 12964305581. The reversal of 12964305552 is 25550346921.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21642949 + ... + 21643547.

It is an arithmetic number, because the mean of its divisors is an integer number (231012000).

Almost surely, 2^12964305552 is an apocalyptic number.

12964305552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12964305552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18480960000).

12964305552 is an abundant number, since it is smaller than the sum of its proper divisors (23997614448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12964305552 is a wasteful number, since it uses less digits than its factorization.

12964305552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029 (or 1023 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 12964305552 in words is "twelve billion, nine hundred sixty-four million, three hundred five thousand, five hundred fifty-two".