56500145353 has 2 divisors, whose sum is σ = 56500145354. Its totient is φ = 56500145352.

The previous prime is 56500145347. The next prime is 56500145393. The reversal of 56500145353 is 35354100565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56345466384 + 154678969 = 237372^2 + 12437^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56500145353 is a prime.

It is not a weakly prime, because it can be changed into another prime (56500145333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28250072676 + 28250072677.

It is an arithmetic number, because the mean of its divisors is an integer number (28250072677).

Almost surely, 2^56500145353 is an apocalyptic number.

It is an amenable number.

56500145353 is a deficient number, since it is larger than the sum of its proper divisors (1).

56500145353 is an equidigital number, since it uses as much as digits as its factorization.

56500145353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 56500145353 in words is "fifty-six billion, five hundred million, one hundred forty-five thousand, three hundred fifty-three".