602543844391 has 2 divisors, whose sum is σ = 602543844392. Its totient is φ = 602543844390.

The previous prime is 602543844359. The next prime is 602543844583. The reversal of 602543844391 is 193448345206.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 602543844391 - 2⁵ = 602543844359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (602543844311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301271922195 + 301271922196.

It is an arithmetic number, because the mean of its divisors is an integer number (301271922196).

Almost surely, 2^602543844391 is an apocalyptic number.

602543844391 is a deficient number, since it is larger than the sum of its proper divisors (1).

602543844391 is an equidigital number, since it uses as much as digits as its factorization.

602543844391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 602543844391 in words is "six hundred two billion, five hundred forty-three million, eight hundred forty-four thousand, three hundred ninety-one".