4363630021421 has 8 divisors (see below), whose sum is σ = 4760689797504. Its totient is φ = 3966631268320.

The previous prime is 4363630021403. The next prime is 4363630021459. The reversal of 4363630021421 is 1241200363634.

4363630021421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4363630021421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4363630021021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15106160 + ... + 15392313.

It is an arithmetic number, because the mean of its divisors is an integer number (595086224688).

Almost surely, 2^{4363630021421} is an apocalyptic number.

It is an amenable number.

4363630021421 is a deficient number, since it is larger than the sum of its proper divisors (397059776083).

4363630021421 is a wasteful number, since it uses less digits than its factorization.

4363630021421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30511491.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 4363630021421 in words is "four trillion, three hundred sixty-three billion, six hundred thirty million, twenty-one thousand, four hundred twenty-one".