64186455468146 has 8 divisors (see below), whose sum is σ = 105032381675184. Its totient is φ = 29175661576420.

The previous prime is 64186455468131. The next prime is 64186455468227.

64186455468146 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1458783078800 + ... + 1458783078843.

It is an arithmetic number, because the mean of its divisors is an integer number (13129047709398).

Almost surely, 2^{64186455468146} is an apocalyptic number.

64186455468146 is a deficient number, since it is larger than the sum of its proper divisors (40845926207038).

64186455468146 is a wasteful number, since it uses less digits than its factorization.

64186455468146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2917566157656.

The product of its digits is 530841600, while the sum is 68.

The spelling of 64186455468146 in words is "sixty-four trillion, one hundred eighty-six billion, four hundred fifty-five million, four hundred sixty-eight thousand, one hundred forty-six".