4400142320412 has 108 divisors (see below), whose sum is σ = 11494995541848. Its totient is φ = 1419148008000.

The previous prime is 4400142320407. The next prime is 4400142320471. The reversal of 4400142320412 is 2140232410044.

4400142320412 is a `hidden beast` number, since 4 + 4 + 0 + 0 + 14 + 232 + 0 + 412 = 666.

It is a super-2 number, since 2×4400142320412² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 356367223 + ... + 356379569.

It is an arithmetic number, because the mean of its divisors is an integer number (106435143906).

Almost surely, 2^{4400142320412} 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 4400142320412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5747497770924).

4400142320412 is an abundant number, since it is smaller than the sum of its proper divisors (7094853221436).

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

4400142320412 is a wasteful number, since it uses less digits than its factorization.

4400142320412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22720 (or 22684 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 4400142320412 its reverse (2140232410044), we get a palindrome (6540374730456).

The spelling of 4400142320412 in words is "four trillion, four hundred billion, one hundred forty-two million, three hundred twenty thousand, four hundred twelve".