56831006677 has 2 divisors, whose sum is σ = 56831006678. Its totient is φ = 56831006676.

The previous prime is 56831006671. The next prime is 56831006801. The reversal of 56831006677 is 77660013865.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42821680356 + 14009326321 = 206934^2 + 118361^2 .

It is a cyclic number.

It is not a de Polignac number, because 56831006677 - 2¹⁹ = 56830482389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56831006677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56831006671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28415503338 + 28415503339.

It is an arithmetic number, because the mean of its divisors is an integer number (28415503339).

Almost surely, 2^56831006677 is an apocalyptic number.

It is an amenable number.

56831006677 is a deficient number, since it is larger than the sum of its proper divisors (1).

56831006677 is an equidigital number, since it uses as much as digits as its factorization.

56831006677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 56831006677 in words is "fifty-six billion, eight hundred thirty-one million, six thousand, six hundred seventy-seven".