3641211516 has 24 divisors (see below), whose sum is σ = 8770230784. Its totient is φ = 1174584240.

The previous prime is 3641211503. The next prime is 3641211527. The reversal of 3641211516 is 6151121463.

It is a happy number.

3641211516 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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, 4893730 + ... + 4894473.

Almost surely, 2^3641211516 is an apocalyptic number.

It is an amenable number.

3641211516 is an abundant number, since it is smaller than the sum of its proper divisors (5129019268).

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

3641211516 is a wasteful number, since it uses less digits than its factorization.

3641211516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9788241 (or 9788239 counting only the distinct ones).

The product of its digits is 4320, while the sum is 30.

The square root of 3641211516 is about 60342.4520217732. The cubic root of 3641211516 is about 1538.4449806328. Note that the first 3 decimals are identical.

Adding to 3641211516 its reverse (6151121463), we get a palindrome (9792332979).

The spelling of 3641211516 in words is "three billion, six hundred forty-one million, two hundred eleven thousand, five hundred sixteen".