56205210371 has 2 divisors, whose sum is σ = 56205210372. Its totient is φ = 56205210370.

The previous prime is 56205210367. The next prime is 56205210389. The reversal of 56205210371 is 17301250265.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56205210371 - 2² = 56205210367 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (56205210311) 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, 28102605185 + 28102605186.

It is an arithmetic number, because the mean of its divisors is an integer number (28102605186).

Almost surely, 2^56205210371 is an apocalyptic number.

56205210371 is a deficient number, since it is larger than the sum of its proper divisors (1).

56205210371 is an equidigital number, since it uses as much as digits as its factorization.

56205210371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 32.

The spelling of 56205210371 in words is "fifty-six billion, two hundred five million, two hundred ten thousand, three hundred seventy-one".