64806046884468 has 48 divisors (see below), whose sum is σ = 170039962397760. Its totient is φ = 21341750376672.

The previous prime is 64806046884451. The next prime is 64806046884479. The reversal of 64806046884468 is 86448864060846.

It is a happy number.

64806046884468 is a `hidden beast` number, since 6 + 4 + 8 + 0 + 60 + 46 + 88 + 446 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 64806046884396 and 64806046884405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3614786155 + ... + 3614804082.

It is an arithmetic number, because the mean of its divisors is an integer number (3542499216620).

Almost surely, 2^{64806046884468} is an apocalyptic number.

It is an amenable number.

64806046884468 is an abundant number, since it is smaller than the sum of its proper divisors (105233915513292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64806046884468 is a wasteful number, since it uses less digits than its factorization.

64806046884468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7229590333 (or 7229590325 counting only the distinct ones).

The product of its (nonzero) digits is 1358954496, while the sum is 72.

The spelling of 64806046884468 in words is "sixty-four trillion, eight hundred six billion, forty-six million, eight hundred eighty-four thousand, four hundred sixty-eight".