65480372653 has 2 divisors, whose sum is σ = 65480372654. Its totient is φ = 65480372652.

The previous prime is 65480372603. The next prime is 65480372689. The reversal of 65480372653 is 35627308456.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35591840964 + 29888531689 = 188658^2 + 172883^2 .

It is a cyclic number.

It is not a de Polignac number, because 65480372653 - 2⁹ = 65480372141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65480372597 and 65480372606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65480372603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32740186326 + 32740186327.

It is an arithmetic number, because the mean of its divisors is an integer number (32740186327).

Almost surely, 2^65480372653 is an apocalyptic number.

It is an amenable number.

65480372653 is a deficient number, since it is larger than the sum of its proper divisors (1).

65480372653 is an equidigital number, since it uses as much as digits as its factorization.

65480372653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 65480372653 in words is "sixty-five billion, four hundred eighty million, three hundred seventy-two thousand, six hundred fifty-three".