610806862612 has 6 divisors (see below), whose sum is σ = 1068912009578. Its totient is φ = 305403431304.

The previous prime is 610806862591. The next prime is 610806862649. The reversal of 610806862612 is 216268608016.

It can be written as a sum of positive squares in only one way, i.e., 319254380676 + 291552481936 = 565026^2 + 539956^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76350857823 + ... + 76350857830.

Almost surely, 2^610806862612 is an apocalyptic number.

It is an amenable number.

610806862612 is a deficient number, since it is larger than the sum of its proper divisors (458105146966).

610806862612 is a wasteful number, since it uses less digits than its factorization.

610806862612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152701715657 (or 152701715655 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 610806862612 in words is "six hundred ten billion, eight hundred six million, eight hundred sixty-two thousand, six hundred twelve".