3612211648 has 56 divisors (see below), whose sum is σ = 7257267680. Its totient is φ = 1783710720.

The previous prime is 3612211637. The next prime is 3612211651. The reversal of 3612211648 is 8461122163.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4356898 + ... + 4357726.

Almost surely, 2^3612211648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3612211648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3628633840).

3612211648 is an abundant number, since it is smaller than the sum of its proper divisors (3645056032).

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

3612211648 is a wasteful number, since it uses less digits than its factorization.

3612211648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605 (or 1595 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 3612211648 is about 60101.6775805801. The cubic root of 3612211648 is about 1534.3498536552.

The spelling of 3612211648 in words is "three billion, six hundred twelve million, two hundred eleven thousand, six hundred forty-eight".