64979301828676 has 9 divisors (see below), whose sum is σ = 113713806413599. Its totient is φ = 32489642853364.

The previous prime is 64979301828659. The next prime is 64979301828719. The reversal of 64979301828676 is 67682810397946.

The square root of 64979301828676 is 8060974.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×64979301828676² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

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 in 2 ways as a sum of consecutive naturals, for example, 14106705 + ... + 18137191.

Almost surely, 2^{64979301828676} is an apocalyptic number.

64979301828676 is the 8060974-th square number.

It is an amenable number.

64979301828676 is a deficient number, since it is larger than the sum of its proper divisors (48734504584923).

64979301828676 is an frugal number, since it uses more digits than its factorization.

64979301828676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8060978 (or 4030489 counting only the distinct ones).

The product of its (nonzero) digits is 1316818944, while the sum is 76.

The spelling of 64979301828676 in words is "sixty-four trillion, nine hundred seventy-nine billion, three hundred one million, eight hundred twenty-eight thousand, six hundred seventy-six".