610409878783 has 2 divisors, whose sum is σ = 610409878784. Its totient is φ = 610409878782.

The previous prime is 610409878777. The next prime is 610409878921. The reversal of 610409878783 is 387878904016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 610409878783 - 2⁵ = 610409878751 is a prime.

It is a super-2 number, since 2×610409878783² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610409878733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305204939391 + 305204939392.

It is an arithmetic number, because the mean of its divisors is an integer number (305204939392).

Almost surely, 2^610409878783 is an apocalyptic number.

610409878783 is a deficient number, since it is larger than the sum of its proper divisors (1).

610409878783 is an equidigital number, since it uses as much as digits as its factorization.

610409878783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16257024, while the sum is 61.

The spelling of 610409878783 in words is "six hundred ten billion, four hundred nine million, eight hundred seventy-eight thousand, seven hundred eighty-three".