10550223517 has 2 divisors, whose sum is σ = 10550223518. Its totient is φ = 10550223516.

The previous prime is 10550223479. The next prime is 10550223553. The reversal of 10550223517 is 71532205501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8640446116 + 1909777401 = 92954^2 + 43701^2 .

It is an emirp because it is prime and its reverse (71532205501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10550223517 - 2¹¹ = 10550221469 is a prime.

It is a super-2 number, since 2×10550223517² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10550223557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275111758 + 5275111759.

It is an arithmetic number, because the mean of its divisors is an integer number (5275111759).

Almost surely, 2^10550223517 is an apocalyptic number.

It is an amenable number.

10550223517 is a deficient number, since it is larger than the sum of its proper divisors (1).

10550223517 is an equidigital number, since it uses as much as digits as its factorization.

10550223517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10500, while the sum is 31.

The spelling of 10550223517 in words is "ten billion, five hundred fifty million, two hundred twenty-three thousand, five hundred seventeen".