64010281168 has 20 divisors (see below), whose sum is σ = 124094817220. Its totient is φ = 31985812224.

The previous prime is 64010281151. The next prime is 64010281183. The reversal of 64010281168 is 86118201046.

It can be written as a sum of positive squares in 2 ways, for example, as 24015081024 + 39995200144 = 154968^2 + 199988^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1180683 + ... + 1233706.

It is an arithmetic number, because the mean of its divisors is an integer number (6204740861).

Almost surely, 2^64010281168 is an apocalyptic number.

It is an amenable number.

64010281168 is a deficient number, since it is larger than the sum of its proper divisors (60084536052).

64010281168 is a wasteful number, since it uses less digits than its factorization.

64010281168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416054 (or 2416048 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

The spelling of 64010281168 in words is "sixty-four billion, ten million, two hundred eighty-one thousand, one hundred sixty-eight".