3660648435 has 12 divisors (see below), whose sum is σ = 6345124032. Its totient is φ = 1952345808.

The previous prime is 3660648427. The next prime is 3660648443. The reversal of 3660648435 is 5348460663.

3660648435 is a `hidden beast` number, since 3 + 6 + 606 + 4 + 8 + 4 + 35 = 666.

It is an interprime number because it is at equal distance from previous prime (3660648427) and next prime (3660648443).

It is not a de Polignac number, because 3660648435 - 2³ = 3660648427 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 81347743 = 3660648435 / (3 + 6 + 6 + 0 + 6 + 4 + 8 + 4 + 3 + 5).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40673827 + ... + 40673916.

It is an arithmetic number, because the mean of its divisors is an integer number (528760336).

Almost surely, 2^3660648435 is an apocalyptic number.

3660648435 is a deficient number, since it is larger than the sum of its proper divisors (2684475597).

3660648435 is a wasteful number, since it uses less digits than its factorization.

3660648435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81347754 (or 81347751 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The square root of 3660648435 is about 60503.2927616341. The cubic root of 3660648435 is about 1541.1775492175.

The spelling of 3660648435 in words is "three billion, six hundred sixty million, six hundred forty-eight thousand, four hundred thirty-five".