64463521362 has 8 divisors (see below), whose sum is σ = 128927042736. Its totient is φ = 21487840452.

The previous prime is 64463521259. The next prime is 64463521411. The reversal of 64463521362 is 26312536446.

It is a happy number.

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

64463521362 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5371960108 + ... + 5371960119.

It is an arithmetic number, because the mean of its divisors is an integer number (16115880342).

Almost surely, 2^64463521362 is an apocalyptic number.

64463521362 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.

64463521362 is a wasteful number, since it uses less digits than its factorization.

64463521362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10743920232.

The product of its digits is 622080, while the sum is 42.

The spelling of 64463521362 in words is "sixty-four billion, four hundred sixty-three million, five hundred twenty-one thousand, three hundred sixty-two".