10550561089450 has 24 divisors (see below), whose sum is σ = 19624174120908. Its totient is φ = 4220196372480.

The previous prime is 10550561089447. The next prime is 10550561089489. The reversal of 10550561089450 is 5498016505501.

It can be written as a sum of positive squares in 6 ways, for example, as 283810842121 + 10266750247329 = 532739^2 + 3204177^2 .

It is a super-2 number, since 2×10550561089450² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10550561089394 and 10550561089403.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 7948714 + ... + 9180586.

Almost surely, 2^{10550561089450} is an apocalyptic number.

10550561089450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10550561089450 is a deficient number, since it is larger than the sum of its proper divisors (9073613031458).

10550561089450 is a wasteful number, since it uses less digits than its factorization.

10550561089450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403178 (or 1403173 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 49.

The spelling of 10550561089450 in words is "ten trillion, five hundred fifty billion, five hundred sixty-one million, eighty-nine thousand, four hundred fifty".