9464690964649 has 4 divisors (see below), whose sum is σ = 9695537085780. Its totient is φ = 9233844843520.

The previous prime is 9464690964647. The next prime is 9464690964667.

9464690964649 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3825419633424 + 5639271331225 = 1955868^2 + 2374715^2 .

It is a cyclic number.

It is not a de Polignac number, because 9464690964649 - 2¹ = 9464690964647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9464690964647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115423060504 + ... + 115423060585.

It is an arithmetic number, because the mean of its divisors is an integer number (2423884271445).

Almost surely, 2^{9464690964649} is an apocalyptic number.

It is an amenable number.

9464690964649 is a deficient number, since it is larger than the sum of its proper divisors (230846121131).

9464690964649 is a wasteful number, since it uses less digits than its factorization.

9464690964649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230846121130.

The product of its (nonzero) digits is 2176782336, while the sum is 76.

The spelling of 9464690964649 in words is "nine trillion, four hundred sixty-four billion, six hundred ninety million, nine hundred sixty-four thousand, six hundred forty-nine".