10621808541733 has 2 divisors, whose sum is σ = 10621808541734. Its totient is φ = 10621808541732.

The previous prime is 10621808541677. The next prime is 10621808541791. The reversal of 10621808541733 is 33714580812601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7063597854049 + 3558210687684 = 2657743^2 + 1886322^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10621808541733 is a prime.

It is a super-2 number, since 2×10621808541733² (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 (10621808542733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5310904270866 + 5310904270867.

It is an arithmetic number, because the mean of its divisors is an integer number (5310904270867).

Almost surely, 2^{10621808541733} is an apocalyptic number.

It is an amenable number.

10621808541733 is a deficient number, since it is larger than the sum of its proper divisors (1).

10621808541733 is an equidigital number, since it uses as much as digits as its factorization.

10621808541733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 10621808541733 in words is "ten trillion, six hundred twenty-one billion, eight hundred eight million, five hundred forty-one thousand, seven hundred thirty-three".