65017265501 has 2 divisors, whose sum is σ = 65017265502. Its totient is φ = 65017265500.

The previous prime is 65017265477. The next prime is 65017265507. The reversal of 65017265501 is 10556271056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64871580601 + 145684900 = 254699^2 + 12070^2 .

It is a cyclic number.

It is not a de Polignac number, because 65017265501 - 2¹⁴ = 65017249117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65017265507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32508632750 + 32508632751.

It is an arithmetic number, because the mean of its divisors is an integer number (32508632751).

Almost surely, 2^65017265501 is an apocalyptic number.

It is an amenable number.

65017265501 is a deficient number, since it is larger than the sum of its proper divisors (1).

65017265501 is an equidigital number, since it uses as much as digits as its factorization.

65017265501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 38.

The spelling of 65017265501 in words is "sixty-five billion, seventeen million, two hundred sixty-five thousand, five hundred one".