664800134714 has 8 divisors (see below), whose sum is σ = 997259754720. Its totient is φ = 332380216476.

The previous prime is 664800134689. The next prime is 664800134767. The reversal of 664800134714 is 417431008466.

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

It is a super-3 number, since 3×664800134714³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9883544 + ... + 9950579.

It is an arithmetic number, because the mean of its divisors is an integer number (124657469340).

Almost surely, 2^664800134714 is an apocalyptic number.

664800134714 is a deficient number, since it is larger than the sum of its proper divisors (332459620006).

664800134714 is a wasteful number, since it uses less digits than its factorization.

664800134714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19850884.

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 664800134714 in words is "six hundred sixty-four billion, eight hundred million, one hundred thirty-four thousand, seven hundred fourteen".