610435042520819 has 2 divisors, whose sum is σ = 610435042520820. Its totient is φ = 610435042520818.

The previous prime is 610435042520801. The next prime is 610435042520843. The reversal of 610435042520819 is 918025240534016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 610435042520819 - 2⁴⁸ = 328960065810163 is a prime.

It is a super-4 number, since 4×610435042520819⁴ (a number of 60 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3, 2.

It is not a weakly prime, because it can be changed into another prime (610435042523819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305217521260409 + 305217521260410.

It is an arithmetic number, because the mean of its divisors is an integer number (305217521260410).

Almost surely, 2^{610435042520819} is an apocalyptic number.

610435042520819 is a deficient number, since it is larger than the sum of its proper divisors (1).

610435042520819 is an equidigital number, since it uses as much as digits as its factorization.

610435042520819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 610435042520819 in words is "six hundred ten trillion, four hundred thirty-five billion, forty-two million, five hundred twenty thousand, eight hundred nineteen".