610121679773 has 8 divisors (see below), whose sum is σ = 626676204888. Its totient is φ = 593570562624.

The previous prime is 610121679751. The next prime is 610121679799. The reversal of 610121679773 is 377976121016.

It can be written as a sum of positive squares in 4 ways, for example, as 507210322969 + 102911356804 = 712187^2 + 320798^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 610121679773 - 2¹² = 610121675677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610121679743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486986 + ... + 1207227.

It is an arithmetic number, because the mean of its divisors is an integer number (78334525611).

Almost surely, 2^610121679773 is an apocalyptic number.

It is an amenable number.

610121679773 is a deficient number, since it is larger than the sum of its proper divisors (16554525115).

610121679773 is a wasteful number, since it uses less digits than its factorization.

610121679773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703983.

The product of its (nonzero) digits is 666792, while the sum is 50.

The spelling of 610121679773 in words is "six hundred ten billion, one hundred twenty-one million, six hundred seventy-nine thousand, seven hundred seventy-three".