64350026303 has 4 divisors (see below), whose sum is σ = 64759899240. Its totient is φ = 63940153368.

The previous prime is 64350026261. The next prime is 64350026327. The reversal of 64350026303 is 30362005346.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30362005346 = 2 ⋅15181002673.

It is a cyclic number.

It is not a de Polignac number, because 64350026303 - 2¹⁰ = 64350025279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 64350026303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64350026803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204936233 + ... + 204936546.

It is an arithmetic number, because the mean of its divisors is an integer number (16189974810).

Almost surely, 2^64350026303 is an apocalyptic number.

64350026303 is a deficient number, since it is larger than the sum of its proper divisors (409872937).

64350026303 is a wasteful number, since it uses less digits than its factorization.

64350026303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409872936.

The product of its (nonzero) digits is 38880, while the sum is 32.

The spelling of 64350026303 in words is "sixty-four billion, three hundred fifty million, twenty-six thousand, three hundred three".