610121679799 has 2 divisors, whose sum is σ = 610121679800. Its totient is φ = 610121679798.

The previous prime is 610121679751. The next prime is 610121679803. The reversal of 610121679799 is 997976121016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 610121679799 - 2⁹ = 610121679287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610121679749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305060839899 + 305060839900.

It is an arithmetic number, because the mean of its divisors is an integer number (305060839900).

Almost surely, 2^610121679799 is an apocalyptic number.

610121679799 is a deficient number, since it is larger than the sum of its proper divisors (1).

610121679799 is an equidigital number, since it uses as much as digits as its factorization.

610121679799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2571912, while the sum is 58.

The spelling of 610121679799 in words is "six hundred ten billion, one hundred twenty-one million, six hundred seventy-nine thousand, seven hundred ninety-nine".