4021430343040 has 64 divisors (see below), whose sum is σ = 10487707560720. Its totient is φ = 1462338304000.

The previous prime is 4021430343013. The next prime is 4021430343061. The reversal of 4021430343040 is 403430341204.

4021430343040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

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, 285605911 + ... + 285619990.

Almost surely, 2^{4021430343040} is an apocalyptic number.

4021430343040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4021430343040 is an abundant number, since it is smaller than the sum of its proper divisors (6466277217680).

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

4021430343040 is a wasteful number, since it uses less digits than its factorization.

4021430343040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571225931 (or 571225919 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 4021430343040 its reverse (403430341204), we get a palindrome (4424860684244).

The spelling of 4021430343040 in words is "four trillion, twenty-one billion, four hundred thirty million, three hundred forty-three thousand, forty".