3660146043657 has 4 divisors (see below), whose sum is σ = 4880194724880. Its totient is φ = 2440097362436.

The previous prime is 3660146043649. The next prime is 3660146043703. The reversal of 3660146043657 is 7563406410663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3660146043657 - 2³ = 3660146043649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3660146045657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 610024340607 + ... + 610024340612.

It is an arithmetic number, because the mean of its divisors is an integer number (1220048681220).

Almost surely, 2^{3660146043657} is an apocalyptic number.

It is an amenable number.

3660146043657 is a deficient number, since it is larger than the sum of its proper divisors (1220048681223).

3660146043657 is a wasteful number, since it uses less digits than its factorization.

3660146043657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220048681222.

The product of its (nonzero) digits is 6531840, while the sum is 51.

The spelling of 3660146043657 in words is "three trillion, six hundred sixty billion, one hundred forty-six million, forty-three thousand, six hundred fifty-seven".