4001324444012 has 24 divisors (see below), whose sum is σ = 8051744902656. Its totient is φ = 1704332758608.

The previous prime is 4001324444009. The next prime is 4001324444059. The reversal of 4001324444012 is 2104444231004.

It is a super-2 number, since 2×4001324444012² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438352628 + ... + 438361755.

It is an arithmetic number, because the mean of its divisors is an integer number (335489370944).

Almost surely, 2^{4001324444012} is an apocalyptic number.

It is an amenable number.

4001324444012 is an abundant number, since it is smaller than the sum of its proper divisors (4050420458644).

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

4001324444012 is a wasteful number, since it uses less digits than its factorization.

4001324444012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876714557 (or 876714555 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 4001324444012 its reverse (2104444231004), we get a palindrome (6105768675016).

The spelling of 4001324444012 in words is "four trillion, one billion, three hundred twenty-four million, four hundred forty-four thousand, twelve".