4012039068 has 12 divisors (see below), whose sum is σ = 9361424520. Its totient is φ = 1337346352.

The previous prime is 4012039067. The next prime is 4012039111. The reversal of 4012039068 is 8609302104.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012039061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167168283 + ... + 167168306.

It is an arithmetic number, because the mean of its divisors is an integer number (780118710).

Almost surely, 2^4012039068 is an apocalyptic number.

It is an amenable number.

4012039068 is an abundant number, since it is smaller than the sum of its proper divisors (5349385452).

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

4012039068 is a wasteful number, since it uses less digits than its factorization.

4012039068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334336596 (or 334336594 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 4012039068 is about 63340.6588851111. The cubic root of 4012039068 is about 1588.9920259811.

The spelling of 4012039068 in words is "four billion, twelve million, thirty-nine thousand, sixty-eight".