12319265280 has 160 divisors (see below), whose sum is σ = 45009512064. Its totient is φ = 2815819776.

The previous prime is 12319265227. The next prime is 12319265281. The reversal of 12319265280 is 8256291321.

It is a tau number, because it is divible by the number of its divisors (160).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12319265281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60817 + ... + 168336.

Almost surely, 2^12319265280 is an apocalyptic number.

12319265280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12319265280 is an abundant number, since it is smaller than the sum of its proper divisors (32690246784).

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

12319265280 is an equidigital number, since it uses as much as digits as its factorization.

12319265280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229186 (or 229170 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 12319265280 in words is "twelve billion, three hundred nineteen million, two hundred sixty-five thousand, two hundred eighty".