5561103250 has 16 divisors (see below), whose sum is σ = 10410385752. Its totient is φ = 2224441200.

The previous prime is 5561103241. The next prime is 5561103253. The reversal of 5561103250 is 523011655.

It can be written as a sum of positive squares in 4 ways, for example, as 933974721 + 4627128529 = 30561^2 + 68023^2 .

It is not an unprimeable number, because it can be changed into a prime (5561103253) 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 in 7 ways as a sum of consecutive naturals, for example, 11121957 + ... + 11122456.

Almost surely, 2^5561103250 is an apocalyptic number.

5561103250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5561103250 is a deficient number, since it is larger than the sum of its proper divisors (4849282502).

5561103250 is a wasteful number, since it uses less digits than its factorization.

5561103250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22244430 (or 22244420 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 5561103250 is about 74572.8050297158. The cubic root of 5561103250 is about 1771.6869496851.

It can be divided in two parts, 5561 and 103250, that added together give a triangular number (108811 = T₄₆₆).

The spelling of 5561103250 in words is "five billion, five hundred sixty-one million, one hundred three thousand, two hundred fifty".