65825442541 has 2 divisors, whose sum is σ = 65825442542. Its totient is φ = 65825442540.

The previous prime is 65825442479. The next prime is 65825442547. The reversal of 65825442541 is 14524452856.

65825442541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41149745316 + 24675697225 = 202854^2 + 157085^2 .

It is a cyclic number.

It is not a de Polignac number, because 65825442541 - 2¹¹ = 65825440493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65825442491 and 65825442500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65825442547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32912721270 + 32912721271.

It is an arithmetic number, because the mean of its divisors is an integer number (32912721271).

Almost surely, 2^65825442541 is an apocalyptic number.

It is an amenable number.

65825442541 is a deficient number, since it is larger than the sum of its proper divisors (1).

65825442541 is an equidigital number, since it uses as much as digits as its factorization.

65825442541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1536000, while the sum is 46.

The spelling of 65825442541 in words is "sixty-five billion, eight hundred twenty-five million, four hundred forty-two thousand, five hundred forty-one".