64660466603 has 8 divisors (see below), whose sum is σ = 68846507280. Its totient is φ = 60516924160.

The previous prime is 64660466581. The next prime is 64660466639. The reversal of 64660466603 is 30666406646.

64660466603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 64660466603 - 2¹² = 64660462507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64660466803) 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, 10621418 + ... + 10627503.

It is an arithmetic number, because the mean of its divisors is an integer number (8605813410).

Almost surely, 2^64660466603 is an apocalyptic number.

64660466603 is a deficient number, since it is larger than the sum of its proper divisors (4186040677).

64660466603 is a wasteful number, since it uses less digits than its factorization.

64660466603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21249117.

The product of its (nonzero) digits is 2239488, while the sum is 47.

The spelling of 64660466603 in words is "sixty-four billion, six hundred sixty million, four hundred sixty-six thousand, six hundred three".