1656061566053 has 2 divisors, whose sum is σ = 1656061566054. Its totient is φ = 1656061566052.

The previous prime is 1656061566023. The next prime is 1656061566119. The reversal of 1656061566053 is 3506651606561.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1656016380769 + 45185284 = 1286863^2 + 6722^2 .

It is a cyclic number.

It is not a de Polignac number, because 1656061566053 - 2²⁶ = 1655994457189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1656061565992 and 1656061566010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1656061566023) 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, 828030783026 + 828030783027.

It is an arithmetic number, because the mean of its divisors is an integer number (828030783027).

Almost surely, 2^{1656061566053} is an apocalyptic number.

It is an amenable number.

1656061566053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1656061566053 is an equidigital number, since it uses as much as digits as its factorization.

1656061566053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916000, while the sum is 50.

The spelling of 1656061566053 in words is "one trillion, six hundred fifty-six billion, sixty-one million, five hundred sixty-six thousand, fifty-three".