613612512006 has 64 divisors (see below), whose sum is σ = 1337692708800. Its totient is φ = 186517094400.

The previous prime is 613612511971. The next prime is 613612512013. The reversal of 613612512006 is 600215216316.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3450486 + ... + 3623958.

It is an arithmetic number, because the mean of its divisors is an integer number (20901448575).

Almost surely, 2^613612512006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 613612512006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (668846354400).

613612512006 is an abundant number, since it is smaller than the sum of its proper divisors (724080196794).

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

613612512006 is a wasteful number, since it uses less digits than its factorization.

613612512006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174041.

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 613612512006 in words is "six hundred thirteen billion, six hundred twelve million, five hundred twelve thousand, six".