56803627129 has 2 divisors, whose sum is σ = 56803627130. Its totient is φ = 56803627128.

The previous prime is 56803627073. The next prime is 56803627151. The reversal of 56803627129 is 92172630865.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52281737104 + 4521890025 = 228652^2 + 67245^2 .

It is a cyclic number.

It is not a de Polignac number, because 56803627129 - 2¹⁹ = 56803102841 is a prime.

It is not a weakly prime, because it can be changed into another prime (56803627729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28401813564 + 28401813565.

It is an arithmetic number, because the mean of its divisors is an integer number (28401813565).

Almost surely, 2^56803627129 is an apocalyptic number.

It is an amenable number.

56803627129 is a deficient number, since it is larger than the sum of its proper divisors (1).

56803627129 is an equidigital number, since it uses as much as digits as its factorization.

56803627129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 56803627129 in words is "fifty-six billion, eight hundred three million, six hundred twenty-seven thousand, one hundred twenty-nine".