65776323 has 8 divisors (see below), whose sum is σ = 88044048. Its totient is φ = 43679744.

The previous prime is 65776313. The next prime is 65776331. The reversal of 65776323 is 32367756.

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

It is a cyclic number.

It is not a de Polignac number, because 65776323 - 2¹⁶ = 65710787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65776313) 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, 41886 + ... + 43427.

It is an arithmetic number, because the mean of its divisors is an integer number (11005506).

Almost surely, 2^65776323 is an apocalyptic number.

65776323 is a deficient number, since it is larger than the sum of its proper divisors (22267725).

65776323 is a wasteful number, since it uses less digits than its factorization.

65776323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85573.

The product of its digits is 158760, while the sum is 39.

The square root of 65776323 is about 8110.2603534042. The cubic root of 65776323 is about 403.6669538162. Note that the first 3 decimals are identical.

The spelling of 65776323 in words is "sixty-five million, seven hundred seventy-six thousand, three hundred twenty-three".