53756533567123 has 2 divisors, whose sum is σ = 53756533567124. Its totient is φ = 53756533567122.

The previous prime is 53756533567067. The next prime is 53756533567151. The reversal of 53756533567123 is 32176533565735.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53756533567123 is a prime.

It is not a weakly prime, because it can be changed into another prime (53756533567153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26878266783561 + 26878266783562.

It is an arithmetic number, because the mean of its divisors is an integer number (26878266783562).

Almost surely, 2^{53756533567123} is an apocalyptic number.

53756533567123 is a deficient number, since it is larger than the sum of its proper divisors (1).

53756533567123 is an equidigital number, since it uses as much as digits as its factorization.

53756533567123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 178605000, while the sum is 61.

The spelling of 53756533567123 in words is "fifty-three trillion, seven hundred fifty-six billion, five hundred thirty-three million, five hundred sixty-seven thousand, one hundred twenty-three".