610505106011 has 4 divisors (see below), whose sum is σ = 610679989224. Its totient is φ = 610330222800.

The previous prime is 610505105983. The next prime is 610505106041. The reversal of 610505106011 is 110601505016.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 610505106011 - 2¹⁸ = 610504843867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (610505106041) 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, 87436370 + ... + 87443351.

It is an arithmetic number, because the mean of its divisors is an integer number (152669997306).

Almost surely, 2^610505106011 is an apocalyptic number.

610505106011 is a deficient number, since it is larger than the sum of its proper divisors (174883213).

610505106011 is a wasteful number, since it uses less digits than its factorization.

610505106011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174883212.

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 610505106011 in words is "six hundred ten billion, five hundred five million, one hundred six thousand, eleven".