64246446246 has 8 divisors (see below), whose sum is σ = 128492892504. Its totient is φ = 21415482080.

The previous prime is 64246446241. The next prime is 64246446259. The reversal of 64246446246 is 64264464246.

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

64246446246 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 64246446195 and 64246446204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64246446241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5353870515 + ... + 5353870526.

It is an arithmetic number, because the mean of its divisors is an integer number (16061611563).

Almost surely, 2^64246446246 is an apocalyptic number.

64246446246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

64246446246 is a wasteful number, since it uses less digits than its factorization.

64246446246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10707741046.

The product of its digits is 5308416, while the sum is 48.

The spelling of 64246446246 in words is "sixty-four billion, two hundred forty-six million, four hundred forty-six thousand, two hundred forty-six".