3225340564656 has 160 divisors (see below), whose sum is σ = 10272815497728. Its totient is φ = 850953891840.

The previous prime is 3225340564619. The next prime is 3225340564751. The reversal of 3225340564656 is 6564650435223.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 3225340564599 and 3225340564608.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 5024250 + ... + 5629721.

Almost surely, 2^{3225340564656} is an apocalyptic number.

It is an amenable number.

3225340564656 is an abundant number, since it is smaller than the sum of its proper divisors (7047474933072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3225340564656 is a wasteful number, since it uses less digits than its factorization.

3225340564656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10654059 (or 10654053 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 51.

Adding to 3225340564656 its reverse (6564650435223), we get a palindrome (9789990999879).

The spelling of 3225340564656 in words is "three trillion, two hundred twenty-five billion, three hundred forty million, five hundred sixty-four thousand, six hundred fifty-six".