65556323 has 4 divisors (see below), whose sum is σ = 74921520. Its totient is φ = 56191128.

The previous prime is 65556319. The next prime is 65556329. The reversal of 65556323 is 32365556.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 65556323 - 2² = 65556319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65556329) 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, 4682588 + ... + 4682601.

It is an arithmetic number, because the mean of its divisors is an integer number (18730380).

Almost surely, 2^65556323 is an apocalyptic number.

65556323 is a deficient number, since it is larger than the sum of its proper divisors (9365197).

65556323 is an equidigital number, since it uses as much as digits as its factorization.

65556323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9365196.

The product of its digits is 81000, while the sum is 35.

The square root of 65556323 is about 8096.6859269704. The cubic root of 65556323 is about 403.2164070750.

The spelling of 65556323 in words is "sixty-five million, five hundred fifty-six thousand, three hundred twenty-three".