67283340012 has 144 divisors (see below), whose sum is σ = 203066932320. Its totient is φ = 19209705984.

The previous prime is 67283339957. The next prime is 67283340023. The reversal of 67283340012 is 21004338276.

It is a happy number.

It is a super-4 number, since 4×67283340012⁴ (a number of 44 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8765008 + ... + 8772680.

It is an arithmetic number, because the mean of its divisors is an integer number (1410187030).

Almost surely, 2^67283340012 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 67283340012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101533466160).

67283340012 is an abundant number, since it is smaller than the sum of its proper divisors (135783592308).

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

67283340012 is a wasteful number, since it uses less digits than its factorization.

67283340012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9357 (or 9342 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Adding to 67283340012 its reverse (21004338276), we get a palindrome (88287678288).

The spelling of 67283340012 in words is "sixty-seven billion, two hundred eighty-three million, three hundred forty thousand, twelve".