10550561089447 has 2 divisors, whose sum is σ = 10550561089448. Its totient is φ = 10550561089446.

The previous prime is 10550561089421. The next prime is 10550561089489. The reversal of 10550561089447 is 74498016505501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10550561089447 - 2¹¹ = 10550561087399 is a prime.

It is a super-2 number, since 2×10550561089447² (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 (10550561081447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275280544723 + 5275280544724.

It is an arithmetic number, because the mean of its divisors is an integer number (5275280544724).

Almost surely, 2^{10550561089447} is an apocalyptic number.

10550561089447 is a deficient number, since it is larger than the sum of its proper divisors (1).

10550561089447 is an equidigital number, since it uses as much as digits as its factorization.

10550561089447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048000, while the sum is 55.

The spelling of 10550561089447 in words is "ten trillion, five hundred fifty billion, five hundred sixty-one million, eighty-nine thousand, four hundred forty-seven".