10642443782837 has 2 divisors, whose sum is σ = 10642443782838. Its totient is φ = 10642443782836.

The previous prime is 10642443782809. The next prime is 10642443782879. The reversal of 10642443782837 is 73828734424601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6767250743236 + 3875193039601 = 2601394^2 + 1968551^2 .

It is a cyclic number.

It is not a de Polignac number, because 10642443782837 - 2¹² = 10642443778741 is a prime.

It is a super-2 number, since 2×10642443782837² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10672443782837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5321221891418 + 5321221891419.

It is an arithmetic number, because the mean of its divisors is an integer number (5321221891419).

Almost surely, 2^{10642443782837} is an apocalyptic number.

It is an amenable number.

10642443782837 is a deficient number, since it is larger than the sum of its proper divisors (1).

10642443782837 is an equidigital number, since it uses as much as digits as its factorization.

10642443782837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43352064, while the sum is 59.

The spelling of 10642443782837 in words is "ten trillion, six hundred forty-two billion, four hundred forty-three million, seven hundred eighty-two thousand, eight hundred thirty-seven".