56651241739 has 2 divisors, whose sum is σ = 56651241740. Its totient is φ = 56651241738.

The previous prime is 56651241733. The next prime is 56651241749. The reversal of 56651241739 is 93714215665.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56651241739 - 2⁷ = 56651241611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56651241692 and 56651241701.

It is not a weakly prime, because it can be changed into another prime (56651241733) 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, 28325620869 + 28325620870.

It is an arithmetic number, because the mean of its divisors is an integer number (28325620870).

Almost surely, 2^56651241739 is an apocalyptic number.

56651241739 is a deficient number, since it is larger than the sum of its proper divisors (1).

56651241739 is an equidigital number, since it uses as much as digits as its factorization.

56651241739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 49.

The spelling of 56651241739 in words is "fifty-six billion, six hundred fifty-one million, two hundred forty-one thousand, seven hundred thirty-nine".