56361046505429 has 2 divisors, whose sum is σ = 56361046505430. Its totient is φ = 56361046505428.

The previous prime is 56361046505411. The next prime is 56361046505473. The reversal of 56361046505429 is 92450564016365.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52669825730404 + 3691220775025 = 7257398^2 + 1921255^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56361046505429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56361046505479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28180523252714 + 28180523252715.

It is an arithmetic number, because the mean of its divisors is an integer number (28180523252715).

Almost surely, 2^{56361046505429} is an apocalyptic number.

It is an amenable number.

56361046505429 is a deficient number, since it is larger than the sum of its proper divisors (1).

56361046505429 is an equidigital number, since it uses as much as digits as its factorization.

56361046505429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328000, while the sum is 56.

The spelling of 56361046505429 in words is "fifty-six trillion, three hundred sixty-one billion, forty-six million, five hundred five thousand, four hundred twenty-nine".