42433146661603 has 2 divisors, whose sum is σ = 42433146661604. Its totient is φ = 42433146661602.

The previous prime is 42433146661601. The next prime is 42433146661627. The reversal of 42433146661603 is 30616664133424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42433146661603 - 2¹ = 42433146661601 is a prime.

Together with 42433146661601, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42433146661601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21216573330801 + 21216573330802.

It is an arithmetic number, because the mean of its divisors is an integer number (21216573330802).

Almost surely, 2^{42433146661603} is an apocalyptic number.

42433146661603 is a deficient number, since it is larger than the sum of its proper divisors (1).

42433146661603 is an equidigital number, since it uses as much as digits as its factorization.

42433146661603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4478976, while the sum is 49.

The spelling of 42433146661603 in words is "forty-two trillion, four hundred thirty-three billion, one hundred forty-six million, six hundred sixty-one thousand, six hundred three".