64316023234 has 4 divisors (see below), whose sum is σ = 96474034854. Its totient is φ = 32158011616.

The previous prime is 64316023199. The next prime is 64316023241. The reversal of 64316023234 is 43232061346.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50120015625 + 14196007609 = 223875^2 + 119147^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 64316023234.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16079005807 + ... + 16079005810.

Almost surely, 2^64316023234 is an apocalyptic number.

64316023234 is a deficient number, since it is larger than the sum of its proper divisors (32158011620).

64316023234 is a wasteful number, since it uses less digits than its factorization.

64316023234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32158011619.

The product of its (nonzero) digits is 62208, while the sum is 34.

The spelling of 64316023234 in words is "sixty-four billion, three hundred sixteen million, twenty-three thousand, two hundred thirty-four".