61452523665727 has 2 divisors, whose sum is σ = 61452523665728. Its totient is φ = 61452523665726.

The previous prime is 61452523665677. The next prime is 61452523665739. The reversal of 61452523665727 is 72756632525416.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61452523665727 - 2¹¹ = 61452523663679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61452523675727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30726261832863 + 30726261832864.

It is an arithmetic number, because the mean of its divisors is an integer number (30726261832864).

Almost surely, 2^{61452523665727} is an apocalyptic number.

61452523665727 is a deficient number, since it is larger than the sum of its proper divisors (1).

61452523665727 is an equidigital number, since it uses as much as digits as its factorization.

61452523665727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008000, while the sum is 61.

The spelling of 61452523665727 in words is "sixty-one trillion, four hundred fifty-two billion, five hundred twenty-three million, six hundred sixty-five thousand, seven hundred twenty-seven".