2664243601 has 8 divisors (see below), whose sum is σ = 2780507880. Its totient is φ = 2549605632.

The previous prime is 2664243541. The next prime is 2664243619. The reversal of 2664243601 is 1063424662.

It can be written as a sum of positive squares in 4 ways, for example, as 219040000 + 2445203601 = 14800^2 + 49449^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2664243601 - 2⁹ = 2664243089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2664243671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403230 + ... + 409783.

It is an arithmetic number, because the mean of its divisors is an integer number (347563485).

Almost surely, 2^2664243601 is an apocalyptic number.

It is an amenable number.

2664243601 is a deficient number, since it is larger than the sum of its proper divisors (116264279).

2664243601 is a wasteful number, since it uses less digits than its factorization.

2664243601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813155.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 2664243601 is about 51616.3113850651. The cubic root of 2664243601 is about 1386.3024064469.

The spelling of 2664243601 in words is "two billion, six hundred sixty-four million, two hundred forty-three thousand, six hundred one".