610565500601 has 4 divisors (see below), whose sum is σ = 697789143552. Its totient is φ = 523341857652.

The previous prime is 610565500481. The next prime is 610565500621. The reversal of 610565500601 is 106005565016.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-610565500601 is a prime.

It is a super-2 number, since 2×610565500601² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (610565500621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43611821465 + ... + 43611821478.

It is an arithmetic number, because the mean of its divisors is an integer number (174447285888).

Almost surely, 2^610565500601 is an apocalyptic number.

It is an amenable number.

610565500601 is a deficient number, since it is larger than the sum of its proper divisors (87223642951).

610565500601 is an equidigital number, since it uses as much as digits as its factorization.

610565500601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87223642950.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 610565500601 in words is "six hundred ten billion, five hundred sixty-five million, five hundred thousand, six hundred one".