64545895130116 has 9 divisors (see below), whose sum is σ = 112955344596871. Its totient is φ = 32272939531012.

The previous prime is 64545895130099. The next prime is 64545895130159. The reversal of 64545895130116 is 61103159854546.

The square root of 64545895130116 is 8034046.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 14059581 + ... + 18076603.

Almost surely, 2^{64545895130116} is an apocalyptic number.

64545895130116 is the 8034046-th square number.

It is an amenable number.

64545895130116 is a deficient number, since it is larger than the sum of its proper divisors (48409449466755).

64545895130116 is an frugal number, since it uses more digits than its factorization.

64545895130116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8034050 (or 4017025 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 58.

The spelling of 64545895130116 in words is "sixty-four trillion, five hundred forty-five billion, eight hundred ninety-five million, one hundred thirty thousand, one hundred sixteen".