65567272673 has 8 divisors (see below), whose sum is σ = 77517958080. Its totient is φ = 54262570320.

The previous prime is 65567272657. The next prime is 65567272679. The reversal of 65567272673 is 37627276556.

65567272673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 65567272673 - 2⁴ = 65567272657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65567272679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161495543 + ... + 161495948.

It is an arithmetic number, because the mean of its divisors is an integer number (9689744760).

Almost surely, 2^65567272673 is an apocalyptic number.

It is an amenable number.

65567272673 is a deficient number, since it is larger than the sum of its proper divisors (11950685407).

65567272673 is a wasteful number, since it uses less digits than its factorization.

65567272673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322991527.

The product of its digits is 22226400, while the sum is 56.

The spelling of 65567272673 in words is "sixty-five billion, five hundred sixty-seven million, two hundred seventy-two thousand, six hundred seventy-three".