610164636 has 12 divisors (see below), whose sum is σ = 1423717512. Its totient is φ = 203388208.

The previous prime is 610164619. The next prime is 610164683. The reversal of 610164636 is 636461016.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 610164597 and 610164606.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 25423515 + ... + 25423538.

It is an arithmetic number, because the mean of its divisors is an integer number (118643126).

Almost surely, 2^610164636 is an apocalyptic number.

It is an amenable number.

610164636 is an abundant number, since it is smaller than the sum of its proper divisors (813552876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

610164636 is a wasteful number, since it uses less digits than its factorization.

610164636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50847060 (or 50847058 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 610164636 is about 24701.5108039974. The cubic root of 610164636 is about 848.1689006604.

The spelling of 610164636 in words is "six hundred ten million, one hundred sixty-four thousand, six hundred thirty-six".