3264640853 has 4 divisors (see below), whose sum is σ = 3268003968. Its totient is φ = 3261277740.

The previous prime is 3264640837. The next prime is 3264640871. The reversal of 3264640853 is 3580464623.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3580464623 = 79 ⋅45322337.

It is a cyclic number.

It is not a de Polignac number, because 3264640853 - 2⁴ = 3264640837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3264640853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3264640823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1680101 + ... + 1682042.

It is an arithmetic number, because the mean of its divisors is an integer number (817000992).

Almost surely, 2^3264640853 is an apocalyptic number.

It is an amenable number.

3264640853 is a deficient number, since it is larger than the sum of its proper divisors (3363115).

3264640853 is an equidigital number, since it uses as much as digits as its factorization.

3264640853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363114.

The product of its (nonzero) digits is 414720, while the sum is 41.

The square root of 3264640853 is about 57137.0357386520. The cubic root of 3264640853 is about 1483.4689829852.

The spelling of 3264640853 in words is "three billion, two hundred sixty-four million, six hundred forty thousand, eight hundred fifty-three".