3660266125 has 16 divisors (see below), whose sum is σ = 4654209456. Its totient is φ = 2872958400.

The previous prime is 3660266003. The next prime is 3660266147. The reversal of 3660266125 is 5216620663.

It can be written as a sum of positive squares in 8 ways, for example, as 1474329609 + 2185936516 = 38397^2 + 46754^2 .

It is not a de Polignac number, because 3660266125 - 2⁹ = 3660265613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 269622 + ... + 282871.

It is an arithmetic number, because the mean of its divisors is an integer number (290888091).

Almost surely, 2^3660266125 is an apocalyptic number.

It is an amenable number.

3660266125 is a deficient number, since it is larger than the sum of its proper divisors (993943331).

3660266125 is an equidigital number, since it uses as much as digits as its factorization.

3660266125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552561 (or 552551 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 3660266125 is about 60500.1332643160. The cubic root of 3660266125 is about 1541.1238949618.

Adding to 3660266125 its reverse (5216620663), we get a palindrome (8876886788).

The spelling of 3660266125 in words is "three billion, six hundred sixty million, two hundred sixty-six thousand, one hundred twenty-five".