53666963527 has 2 divisors, whose sum is σ = 53666963528. Its totient is φ = 53666963526.

The previous prime is 53666963479. The next prime is 53666963591. The reversal of 53666963527 is 72536966635.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53666963527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53666967527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26833481763 + 26833481764.

It is an arithmetic number, because the mean of its divisors is an integer number (26833481764).

Almost surely, 2^53666963527 is an apocalyptic number.

53666963527 is a deficient number, since it is larger than the sum of its proper divisors (1).

53666963527 is an equidigital number, since it uses as much as digits as its factorization.

53666963527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36741600, while the sum is 58.

The spelling of 53666963527 in words is "fifty-three billion, six hundred sixty-six million, nine hundred sixty-three thousand, five hundred twenty-seven".