10543200154549 has 2 divisors, whose sum is σ = 10543200154550. Its totient is φ = 10543200154548.

The previous prime is 10543200154541. The next prime is 10543200154631. The reversal of 10543200154549 is 94545100234501.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10471372402500 + 71827752049 = 3235950^2 + 268007^2 .

It is a cyclic number.

It is not a de Polignac number, because 10543200154549 - 2³ = 10543200154541 is a prime.

It is a super-2 number, since 2×10543200154549² (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 (10543200154541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5271600077274 + 5271600077275.

It is an arithmetic number, because the mean of its divisors is an integer number (5271600077275).

Almost surely, 2^{10543200154549} is an apocalyptic number.

It is an amenable number.

10543200154549 is a deficient number, since it is larger than the sum of its proper divisors (1).

10543200154549 is an equidigital number, since it uses as much as digits as its factorization.

10543200154549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 10543200154549 in words is "ten trillion, five hundred forty-three billion, two hundred million, one hundred fifty-four thousand, five hundred forty-nine".