65228527601 has 4 divisors (see below), whose sum is σ = 65252223972. Its totient is φ = 65204831232.

The previous prime is 65228527589. The next prime is 65228527603. The reversal of 65228527601 is 10672582256.

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

It can be written as a sum of positive squares in 2 ways, for example, as 47523564001 + 17704963600 = 217999^2 + 133060^2 .

It is a cyclic number.

It is not a de Polignac number, because 65228527601 - 2⁶ = 65228527537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65228527603) 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, 11844056 + ... + 11849561.

It is an arithmetic number, because the mean of its divisors is an integer number (16313055993).

Almost surely, 2^65228527601 is an apocalyptic number.

It is an amenable number.

65228527601 is a deficient number, since it is larger than the sum of its proper divisors (23696371).

65228527601 is a wasteful number, since it uses less digits than its factorization.

65228527601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23696370.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 65228527601 in words is "sixty-five billion, two hundred twenty-eight million, five hundred twenty-seven thousand, six hundred one".