3220612544 has 14 divisors (see below), whose sum is σ = 6390903144. Its totient is φ = 1610306240.

The previous prime is 3220612541. The next prime is 3220612567. The reversal of 3220612544 is 4452160223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220612541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25160972 + ... + 25161099.

Almost surely, 2^3220612544 is an apocalyptic number.

It is an amenable number.

3220612544 is a deficient number, since it is larger than the sum of its proper divisors (3170290600).

3220612544 is an equidigital number, since it uses as much as digits as its factorization.

3220612544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50322083 (or 50322073 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 3220612544 is about 56750.4409145867. The cubic root of 3220612544 is about 1476.7698825568.

Adding to 3220612544 its reverse (4452160223), we get a palindrome (7672772767).

The spelling of 3220612544 in words is "three billion, two hundred twenty million, six hundred twelve thousand, five hundred forty-four".