12035073312 has 180 divisors, whose sum is σ = 36664053426. Its totient is φ = 3872655360.

The previous prime is 12035073299. The next prime is 12035073319. The reversal of 12035073312 is 21337053021.

12035073312 is a `hidden beast` number, since 120 + 3 + 507 + 3 + 31 + 2 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 9454839696 + 2580233616 = 97236^2 + 50796^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12035073319) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 2177112 + ... + 2182632.

Almost surely, 2^12035073312 is an apocalyptic number.

12035073312 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 12035073312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18332026713).

12035073312 is an abundant number, since it is smaller than the sum of its proper divisors (24628980114).

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

12035073312 is an equidigital number, since it uses as much as digits as its factorization.

12035073312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5601 (or 5555 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The spelling of 12035073312 in words is "twelve billion, thirty-five million, seventy-three thousand, three hundred twelve".