64889474323282 has 32 divisors (see below), whose sum is σ = 112180075248384. Its totient is φ = 27575521113600.

The previous prime is 64889474323229. The next prime is 64889474323283. The reversal of 64889474323282 is 28232347498846.

It is not an unprimeable number, because it can be changed into a prime (64889474323283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40484694 + ... + 42056977.

It is an arithmetic number, because the mean of its divisors is an integer number (3505627351512).

Almost surely, 2^{64889474323282} is an apocalyptic number.

64889474323282 is a deficient number, since it is larger than the sum of its proper divisors (47290600925102).

64889474323282 is a wasteful number, since it uses less digits than its factorization.

64889474323282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82542154.

The product of its digits is 891813888, while the sum is 70.

The spelling of 64889474323282 in words is "sixty-four trillion, eight hundred eighty-nine billion, four hundred seventy-four million, three hundred twenty-three thousand, two hundred eighty-two".