65496577 has 4 divisors (see below), whose sum is σ = 66419136. Its totient is φ = 64574020.

The previous prime is 65496569. The next prime is 65496619. The reversal of 65496577 is 77569456.

65496577 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 65496577 - 2³ = 65496569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65496577.

It is not an unprimeable number, because it can be changed into a prime (65496517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461173 + ... + 461314.

It is an arithmetic number, because the mean of its divisors is an integer number (16604784).

Almost surely, 2^65496577 is an apocalyptic number.

It is an amenable number.

65496577 is a deficient number, since it is larger than the sum of its proper divisors (922559).

65496577 is an equidigital number, since it uses as much as digits as its factorization.

65496577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922558.

The product of its digits is 1587600, while the sum is 49.

The square root of 65496577 is about 8092.9955517101. The cubic root of 65496577 is about 403.0938768673.

The spelling of 65496577 in words is "sixty-five million, four hundred ninety-six thousand, five hundred seventy-seven".