65479559 has 8 divisors (see below), whose sum is σ = 66349920. Its totient is φ = 64613376.

The previous prime is 65479553. The next prime is 65479571. The reversal of 65479559 is 95597456.

It is a happy number.

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 65479559 - 2⁴ = 65479543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65479553) 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, 41222 + ... + 42780.

It is an arithmetic number, because the mean of its divisors is an integer number (8293740).

Almost surely, 2^65479559 is an apocalyptic number.

65479559 is a deficient number, since it is larger than the sum of its proper divisors (870361).

65479559 is a wasteful number, since it uses less digits than its factorization.

65479559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2089.

The product of its digits is 1701000, while the sum is 50.

The square root of 65479559 is about 8091.9440803802. The cubic root of 65479559 is about 403.0589618324.

The spelling of 65479559 in words is "sixty-five million, four hundred seventy-nine thousand, five hundred fifty-nine".