1642235033363 has 2 divisors, whose sum is σ = 1642235033364. Its totient is φ = 1642235033362.

The previous prime is 1642235033357. The next prime is 1642235033389. The reversal of 1642235033363 is 3633305322461.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1642235033363 - 2²⁸ = 1641966597907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1642235033363.

It is not a weakly prime, because it can be changed into another prime (1642235033323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 821117516681 + 821117516682.

It is an arithmetic number, because the mean of its divisors is an integer number (821117516682).

Almost surely, 2^{1642235033363} is an apocalyptic number.

1642235033363 is a deficient number, since it is larger than the sum of its proper divisors (1).

1642235033363 is an equidigital number, since it uses as much as digits as its factorization.

1642235033363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 41.

The spelling of 1642235033363 in words is "one trillion, six hundred forty-two billion, two hundred thirty-five million, thirty-three thousand, three hundred sixty-three".