64872745718302 has 24 divisors (see below), whose sum is σ = 100012834831896. Its totient is φ = 31558874846688.

The previous prime is 64872745718281. The next prime is 64872745718309. The reversal of 64872745718302 is 20381754727846.

It is a happy number.

64872745718302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64872745718309) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 109671328 + ... + 110261260.

It is an arithmetic number, because the mean of its divisors is an integer number (4167201451329).

Almost surely, 2^{64872745718302} is an apocalyptic number.

64872745718302 is a deficient number, since it is larger than the sum of its proper divisors (35140089113594).

64872745718302 is a wasteful number, since it uses less digits than its factorization.

64872745718302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630172 (or 630135 counting only the distinct ones).

The product of its (nonzero) digits is 126443520, while the sum is 64.

The spelling of 64872745718302 in words is "sixty-four trillion, eight hundred seventy-two billion, seven hundred forty-five million, seven hundred eighteen thousand, three hundred two".