3680489149 has 2 divisors, whose sum is σ = 3680489150. Its totient is φ = 3680489148.

The previous prime is 3680489101. The next prime is 3680489173. The reversal of 3680489149 is 9419840863.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2738428900 + 942060249 = 52330^2 + 30693^2 .

It is an emirp because it is prime and its reverse (9419840863) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3680489149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3680489096 and 3680489105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3680489249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1840244574 + 1840244575.

It is an arithmetic number, because the mean of its divisors is an integer number (1840244575).

Almost surely, 2^3680489149 is an apocalyptic number.

It is an amenable number.

3680489149 is a deficient number, since it is larger than the sum of its proper divisors (1).

3680489149 is an equidigital number, since it uses as much as digits as its factorization.

3680489149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 52.

The square root of 3680489149 is about 60667.0351096870. The cubic root of 3680489149 is about 1543.9569278715.

The spelling of 3680489149 in words is "three billion, six hundred eighty million, four hundred eighty-nine thousand, one hundred forty-nine".