3666625159 has 2 divisors, whose sum is σ = 3666625160. Its totient is φ = 3666625158.

The previous prime is 3666625153. The next prime is 3666625169. The reversal of 3666625159 is 9515266663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3666625159 - 2⁷ = 3666625031 is a prime.

It is a super-2 number, since 2×3666625159² = 26888280113223550562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3666625153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1833312579 + 1833312580.

It is an arithmetic number, because the mean of its divisors is an integer number (1833312580).

Almost surely, 2^3666625159 is an apocalyptic number.

3666625159 is a deficient number, since it is larger than the sum of its proper divisors (1).

3666625159 is an equidigital number, since it uses as much as digits as its factorization.

3666625159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1749600, while the sum is 49.

The square root of 3666625159 is about 60552.6643427025. The cubic root of 3666625159 is about 1542.0158510037.

The spelling of 3666625159 in words is "three billion, six hundred sixty-six million, six hundred twenty-five thousand, one hundred fifty-nine".