3644512225344 has 56 divisors (see below), whose sum is σ = 10714191037920. Its totient is φ = 1214837407872.

The previous prime is 3644512225339. The next prime is 3644512225349. The reversal of 3644512225344 is 4435222154463.

3644512225344 is a `hidden beast` number, since 3 + 6 + 44 + 51 + 2 + 22 + 534 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (3644512225339) and next prime (3644512225349).

It is a self number, because there is not a number n which added to its sum of digits gives 3644512225344.

It is not an unprimeable number, because it can be changed into a prime (3644512225349) 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 7 ways as a sum of consecutive naturals, for example, 1054544634 + ... + 1054548089.

Almost surely, 2^{3644512225344} is an apocalyptic number.

It is an amenable number.

3644512225344 is an abundant number, since it is smaller than the sum of its proper divisors (7069678812576).

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

3644512225344 is a wasteful number, since it uses less digits than its factorization.

3644512225344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109092744 (or 2109092728 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 45.

The spelling of 3644512225344 in words is "three trillion, six hundred forty-four billion, five hundred twelve million, two hundred twenty-five thousand, three hundred forty-four".