12319446048 has 192 divisors, whose sum is σ = 39869448192. Its totient is φ = 3243525120.

The previous prime is 12319445989. The next prime is 12319446053. The reversal of 12319446048 is 84064491321.

It is a Cunningham number, because it is equal to 110993²-1.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 8656665 + ... + 8658087.

It is an arithmetic number, because the mean of its divisors is an integer number (207653376).

Almost surely, 2^12319446048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12319446048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19934724096).

12319446048 is an abundant number, since it is smaller than the sum of its proper divisors (27550002144).

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

12319446048 is a wasteful number, since it uses less digits than its factorization.

12319446048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447 (or 2439 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 12319446048 in words is "twelve billion, three hundred nineteen million, four hundred forty-six thousand, forty-eight".