664635300614 has 8 divisors (see below), whose sum is σ = 1020137903400. Its totient is φ = 324589332816.

The previous prime is 664635300559. The next prime is 664635300671. The reversal of 664635300614 is 416003536466.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3864158639 + ... + 3864158810.

It is an arithmetic number, because the mean of its divisors is an integer number (127517237925).

Almost surely, 2^664635300614 is an apocalyptic number.

664635300614 is a deficient number, since it is larger than the sum of its proper divisors (355502602786).

664635300614 is a wasteful number, since it uses less digits than its factorization.

664635300614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7728317494.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 664635300614 in words is "six hundred sixty-four billion, six hundred thirty-five million, three hundred thousand, six hundred fourteen".