42443302146421 has 8 divisors (see below), whose sum is σ = 46760217667488. Its totient is φ = 38202792210000.

The previous prime is 42443302146389. The next prime is 42443302146437. The reversal of 42443302146421 is 12464120334424.

42443302146421 is digitally balanced in base 2, 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 not a de Polignac number, because 42443302146421 - 2⁵ = 42443302146389 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 (42443302146461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19101394995 + ... + 19101397216.

It is an arithmetic number, because the mean of its divisors is an integer number (5845027208436).

Almost surely, 2^{42443302146421} is an apocalyptic number.

It is an amenable number.

42443302146421 is a deficient number, since it is larger than the sum of its proper divisors (4316915521067).

42443302146421 is a wasteful number, since it uses less digits than its factorization.

42443302146421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38202792323.

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 42443302146421 in words is "forty-two trillion, four hundred forty-three billion, three hundred two million, one hundred forty-six thousand, four hundred twenty-one".