64867676846 has 16 divisors (see below), whose sum is σ = 111227464320. Its totient is φ = 27793999800.

The previous prime is 64867676833. The next prime is 64867676869.

64867676846 is nontrivially palindromic in base 10.

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 7 ways as a sum of consecutive naturals, for example, 473180 + ... + 594671.

It is an arithmetic number, because the mean of its divisors is an integer number (6951716520).

Almost surely, 2^64867676846 is an apocalyptic number.

64867676846 is a deficient number, since it is larger than the sum of its proper divisors (46359787474).

64867676846 is a wasteful number, since it uses less digits than its factorization.

64867676846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072199.

The product of its digits is 390168576, while the sum is 68.

The spelling of 64867676846 in words is "sixty-four billion, eight hundred sixty-seven million, six hundred seventy-six thousand, eight hundred forty-six".