4012122033440 has 96 divisors (see below), whose sum is σ = 9609895463616. Its totient is φ = 1582694149120.

The previous prime is 4012122033389. The next prime is 4012122033457. The reversal of 4012122033440 is 443302212104.

It is a super-2 number, since 2×4012122033440² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7208330 + ... + 7744950.

It is an arithmetic number, because the mean of its divisors is an integer number (100103077746).

Almost surely, 2^{4012122033440} is an apocalyptic number.

4012122033440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4012122033440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4804947731808).

4012122033440 is an abundant number, since it is smaller than the sum of its proper divisors (5597773430176).

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

4012122033440 is a wasteful number, since it uses less digits than its factorization.

4012122033440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537282 (or 537274 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 4012122033440 its reverse (443302212104), we get a palindrome (4455424245544).

The spelling of 4012122033440 in words is "four trillion, twelve billion, one hundred twenty-two million, thirty-three thousand, four hundred forty".