4012322144 has 48 divisors (see below), whose sum is σ = 8223994800. Its totient is φ = 1924575744.

The previous prime is 4012322113. The next prime is 4012322161. The reversal of 4012322144 is 4412232104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131927 + ... + 159465.

It is an arithmetic number, because the mean of its divisors is an integer number (171333225).

Almost surely, 2^4012322144 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 4012322144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4111997400).

4012322144 is an abundant number, since it is smaller than the sum of its proper divisors (4211672656).

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

4012322144 is a wasteful number, since it uses less digits than its factorization.

4012322144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27735 (or 27727 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4012322144 is about 63342.8933977601. The cubic root of 4012322144 is about 1589.0293964155.

Adding to 4012322144 its reverse (4412232104), we get a palindrome (8424554248).

The spelling of 4012322144 in words is "four billion, twelve million, three hundred twenty-two thousand, one hundred forty-four".