664234030453 has 8 divisors (see below), whose sum is σ = 759137302208. Its totient is φ = 569333932704.

The previous prime is 664234030433. The next prime is 664234030477. The reversal of 664234030453 is 354030432466.

It is a happy number.

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 664234030453 - 2³⁷ = 526795076981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (664234030423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326751 + ... + 1198012.

It is an arithmetic number, because the mean of its divisors is an integer number (94892162776).

Almost surely, 2^664234030453 is an apocalyptic number.

It is an amenable number.

664234030453 is a deficient number, since it is larger than the sum of its proper divisors (94903271755).

664234030453 is a wasteful number, since it uses less digits than its factorization.

664234030453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587003.

The product of its (nonzero) digits is 622080, while the sum is 40.

The spelling of 664234030453 in words is "six hundred sixty-four billion, two hundred thirty-four million, thirty thousand, four hundred fifty-three".