4233421041389 has 2 divisors, whose sum is σ = 4233421041390. Its totient is φ = 4233421041388.

The previous prime is 4233421041371. The next prime is 4233421041439. The reversal of 4233421041389 is 9831401243324.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4231927837225 + 1493204164 = 2057165^2 + 38642^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4233421041389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4233421041319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2116710520694 + 2116710520695.

It is an arithmetic number, because the mean of its divisors is an integer number (2116710520695).

Almost surely, 2^{4233421041389} is an apocalyptic number.

It is an amenable number.

4233421041389 is a deficient number, since it is larger than the sum of its proper divisors (1).

4233421041389 is an equidigital number, since it uses as much as digits as its factorization.

4233421041389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 4233421041389 in words is "four trillion, two hundred thirty-three billion, four hundred twenty-one million, forty-one thousand, three hundred eighty-nine".