3660796921 has 8 divisors (see below), whose sum is σ = 3714459840. Its totient is φ = 3607361712.

The previous prime is 3660796901. The next prime is 3660796927. The reversal of 3660796921 is 1296970663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3660796921 - 2⁷ = 3660796793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3660796927) 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 7 ways as a sum of consecutive naturals, for example, 24405 + ... + 88978.

It is an arithmetic number, because the mean of its divisors is an integer number (464307480).

Almost surely, 2^3660796921 is an apocalyptic number.

It is an amenable number.

3660796921 is a deficient number, since it is larger than the sum of its proper divisors (53662919).

3660796921 is a wasteful number, since it uses less digits than its factorization.

3660796921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113855.

The product of its (nonzero) digits is 734832, while the sum is 49.

The square root of 3660796921 is about 60504.5198394302. The cubic root of 3660796921 is about 1541.1983870736.

The spelling of 3660796921 in words is "three billion, six hundred sixty million, seven hundred ninety-six thousand, nine hundred twenty-one".