64516676713 has 4 divisors (see below), whose sum is σ = 64523188368. Its totient is φ = 64510165060.

The previous prime is 64516676683. The next prime is 64516676717. The reversal of 64516676713 is 31767661546.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 64516676713 - 2⁹ = 64516676201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64516676717) 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, 3240943 + ... + 3260788.

It is an arithmetic number, because the mean of its divisors is an integer number (16130797092).

Almost surely, 2^64516676713 is an apocalyptic number.

It is an amenable number.

64516676713 is a deficient number, since it is larger than the sum of its proper divisors (6511655).

64516676713 is an equidigital number, since it uses as much as digits as its factorization.

64516676713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6511654.

The product of its digits is 3810240, while the sum is 52.

The spelling of 64516676713 in words is "sixty-four billion, five hundred sixteen million, six hundred seventy-six thousand, seven hundred thirteen".