12012800365488 has 160 divisors (see below), whose sum is σ = 33526886141952. Its totient is φ = 3684459340800.

The previous prime is 12012800365453. The next prime is 12012800365507. The reversal of 12012800365488 is 88456300821021.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 545257033 + ... + 545279063.

Almost surely, 2^{12012800365488} 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 12012800365488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16763443070976).

12012800365488 is an abundant number, since it is smaller than the sum of its proper divisors (21514085776464).

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

12012800365488 is a wasteful number, since it uses less digits than its factorization.

12012800365488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24803 (or 24797 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 48.

The spelling of 12012800365488 in words is "twelve trillion, twelve billion, eight hundred million, three hundred sixty-five thousand, four hundred eighty-eight".