12967522320 has 160 divisors (see below), whose sum is σ = 40679717760. Its totient is φ = 3416924160.

The previous prime is 12967522307. The next prime is 12967522333. The reversal of 12967522320 is 2322576921.

It is an interprime number because it is at equal distance from previous prime (12967522307) and next prime (12967522333).

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, 8708136 + ... + 8709624.

It is an arithmetic number, because the mean of its divisors is an integer number (254248236).

Almost surely, 2^12967522320 is an apocalyptic number.

12967522320 is a gapful number since it is divisible by the number (10) 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 12967522320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20339858880).

12967522320 is an abundant number, since it is smaller than the sum of its proper divisors (27712195440).

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

12967522320 is a wasteful number, since it uses less digits than its factorization.

12967522320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913 (or 1907 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 12967522320 in words is "twelve billion, nine hundred sixty-seven million, five hundred twenty-two thousand, three hundred twenty".