3631727616 has 88 divisors (see below), whose sum is σ = 10559965344. Its totient is φ = 1100513280.

The previous prime is 3631727591. The next prime is 3631727641. The reversal of 3631727616 is 6167271363.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3631727591) and next prime (3631727641).

It is a tau number, because it is divible by the number of its divisors (88).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19945 + ... + 87528.

Almost surely, 2^3631727616 is an apocalyptic number.

It is an amenable number.

3631727616 is an abundant number, since it is smaller than the sum of its proper divisors (6928237728).

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

3631727616 is a wasteful number, since it uses less digits than its factorization.

3631727616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107507 (or 107489 counting only the distinct ones).

The product of its digits is 190512, while the sum is 42.

The square root of 3631727616 is about 60263.8168057749. The cubic root of 3631727616 is about 1537.1081413157.

Adding to 3631727616 its reverse (6167271363), we get a palindrome (9798998979).

The spelling of 3631727616 in words is "three billion, six hundred thirty-one million, seven hundred twenty-seven thousand, six hundred sixteen".