4043420404000 has 192 divisors, whose sum is σ = 9976244215392. Its totient is φ = 1610617344000.

The previous prime is 4043420403899. The next prime is 4043420404027. The reversal of 4043420404000 is 4040243404.

It can be written as a sum of positive squares in 16 ways, for example, as 1113202247056 + 2930218156944 = 1055084^2 + 1711788^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

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 31 ways as a sum of consecutive naturals, for example, 1099650162 + ... + 1099653838.

Almost surely, 2^{4043420404000} is an apocalyptic number.

4043420404000 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 4043420404000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4988122107696).

4043420404000 is an abundant number, since it is smaller than the sum of its proper divisors (5932823811392).

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

4043420404000 is a wasteful number, since it uses less digits than its factorization.

4043420404000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4776 (or 4758 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 4043420404000 its reverse (4040243404), we get a palindrome (4047460647404).

The spelling of 4043420404000 in words is "four trillion, forty-three billion, four hundred twenty million, four hundred four thousand".