3661532632616 has 8 divisors (see below), whose sum is σ = 6865373686170. Its totient is φ = 1830766316304.

The previous prime is 3661532632613. The next prime is 3661532632669. The reversal of 3661532632616 is 6162362351663.

It can be written as a sum of positive squares in only one way, i.e., 3358312804900 + 303219827716 = 1832570^2 + 550654^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (3661532632613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228845789531 + ... + 228845789546.

Almost surely, 2^{3661532632616} is an apocalyptic number.

It is an amenable number.

3661532632616 is a deficient number, since it is larger than the sum of its proper divisors (3203841053554).

3661532632616 is a wasteful number, since it uses less digits than its factorization.

3661532632616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457691579083 (or 457691579079 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 50.

The spelling of 3661532632616 in words is "three trillion, six hundred sixty-one billion, five hundred thirty-two million, six hundred thirty-two thousand, six hundred sixteen".