65326501 has 2 divisors, whose sum is σ = 65326502. Its totient is φ = 65326500.

The previous prime is 65326487. The next prime is 65326519. The reversal of 65326501 is 10562356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65124900 + 201601 = 8070^2 + 449^2 .

It is a cyclic number.

It is not a de Polignac number, because 65326501 - 2¹⁵ = 65293733 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65326501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65326301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32663250 + 32663251.

It is an arithmetic number, because the mean of its divisors is an integer number (32663251).

Almost surely, 2^65326501 is an apocalyptic number.

It is an amenable number.

65326501 is a deficient number, since it is larger than the sum of its proper divisors (1).

65326501 is an equidigital number, since it uses as much as digits as its factorization.

65326501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 65326501 is about 8082.4811165879. The cubic root of 65326501 is about 402.7446676731.

Adding to 65326501 its reverse (10562356), we get a palindrome (75888857).

The spelling of 65326501 in words is "sixty-five million, three hundred twenty-six thousand, five hundred one".