56840120573 has 2 divisors, whose sum is σ = 56840120574. Its totient is φ = 56840120572.

The previous prime is 56840120569. The next prime is 56840120599. The reversal of 56840120573 is 37502104865.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34758754969 + 22081365604 = 186437^2 + 148598^2 .

It is a cyclic number.

It is not a de Polignac number, because 56840120573 - 2² = 56840120569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56840120573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56840120503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28420060286 + 28420060287.

It is an arithmetic number, because the mean of its divisors is an integer number (28420060287).

Almost surely, 2^56840120573 is an apocalyptic number.

It is an amenable number.

56840120573 is a deficient number, since it is larger than the sum of its proper divisors (1).

56840120573 is an equidigital number, since it uses as much as digits as its factorization.

56840120573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 56840120573 in words is "fifty-six billion, eight hundred forty million, one hundred twenty thousand, five hundred seventy-three".