7046646661 has 4 divisors (see below), whose sum is σ = 7135844800. Its totient is φ = 6957448524.

The previous prime is 7046646637. The next prime is 7046646667. The reversal of 7046646661 is 1666466407.

It is a happy number.

7046646661 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 7046646661 - 2²¹ = 7044549509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7046646667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44598951 + ... + 44599108.

It is an arithmetic number, because the mean of its divisors is an integer number (1783961200).

Almost surely, 2^7046646661 is an apocalyptic number.

It is an amenable number.

7046646661 is a deficient number, since it is larger than the sum of its proper divisors (89198139).

7046646661 is an equidigital number, since it uses as much as digits as its factorization.

7046646661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89198138.

The product of its (nonzero) digits is 870912, while the sum is 46.

The square root of 7046646661 is about 83944.3069004682. The cubic root of 7046646661 is about 1917.1709149127.

The spelling of 7046646661 in words is "seven billion, forty-six million, six hundred forty-six thousand, six hundred sixty-one".