3264424625640 has 128 divisors (see below), whose sum is σ = 9917864208000. Its totient is φ = 859481407488.

The previous prime is 3264424625633. The next prime is 3264424625689. The reversal of 3264424625640 is 465264244623.

It is a self number, because there is not a number n which added to its sum of digits gives 3264424625640.

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, 4542496 + ... + 5211824.

It is an arithmetic number, because the mean of its divisors is an integer number (77483314125).

Almost surely, 2^{3264424625640} is an apocalyptic number.

3264424625640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3264424625640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4958932104000).

3264424625640 is an abundant number, since it is smaller than the sum of its proper divisors (6653439582360).

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

3264424625640 is a wasteful number, since it uses less digits than its factorization.

3264424625640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669859 (or 669855 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 48.

The spelling of 3264424625640 in words is "three trillion, two hundred sixty-four billion, four hundred twenty-four million, six hundred twenty-five thousand, six hundred forty".