3661116149 has 8 divisors (see below), whose sum is σ = 3831312960. Its totient is φ = 3491837536.

The previous prime is 3661116143. The next prime is 3661116169. The reversal of 3661116149 is 9416111663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3661116149 - 2⁸ = 3661115893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3661116143) 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, 221384 + ... + 237345.

It is an arithmetic number, because the mean of its divisors is an integer number (478914120).

Almost surely, 2^3661116149 is an apocalyptic number.

It is an amenable number.

3661116149 is a deficient number, since it is larger than the sum of its proper divisors (170196811).

3661116149 is a wasteful number, since it uses less digits than its factorization.

3661116149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459099.

The product of its digits is 23328, while the sum is 38.

The square root of 3661116149 is about 60507.1578327721. The cubic root of 3661116149 is about 1541.2431841846.

The spelling of 3661116149 in words is "three billion, six hundred sixty-one million, one hundred sixteen thousand, one hundred forty-nine".