4611606606861 has 8 divisors (see below), whose sum is σ = 6158312380224. Its totient is φ = 3069652619040.

The previous prime is 4611606606851. The next prime is 4611606606883. The reversal of 4611606606861 is 1686066061164.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4611606606861 - 2⁶ = 4611606606797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4611606606811) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1187944120 + ... + 1187948001.

It is an arithmetic number, because the mean of its divisors is an integer number (769789047528).

Almost surely, 2^{4611606606861} is an apocalyptic number.

It is an amenable number.

4611606606861 is a deficient number, since it is larger than the sum of its proper divisors (1546705773363).

4611606606861 is a wasteful number, since it uses less digits than its factorization.

4611606606861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375892771.

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 4611606606861 in words is "four trillion, six hundred eleven billion, six hundred six million, six hundred six thousand, eight hundred sixty-one".