5561010605 has 8 divisors (see below), whose sum is σ = 6835974264. Its totient is φ = 4340300800.

The previous prime is 5561010599. The next prime is 5561010629. The reversal of 5561010605 is 5060101655.

It can be written as a sum of positive squares in 4 ways, for example, as 396288649 + 5164721956 = 19907^2 + 71866^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5561010605 - 2⁴ = 5561010589 is a prime.

It is a super-3 number, since 3×5561010605³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13563236 + ... + 13563645.

It is an arithmetic number, because the mean of its divisors is an integer number (854496783).

Almost surely, 2^5561010605 is an apocalyptic number.

It is an amenable number.

5561010605 is a deficient number, since it is larger than the sum of its proper divisors (1274963659).

5561010605 is a wasteful number, since it uses less digits than its factorization.

5561010605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27126927.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 5561010605 is about 74572.1838556442. The cubic root of 5561010605 is about 1771.6771111787.

The spelling of 5561010605 in words is "five billion, five hundred sixty-one million, ten thousand, six hundred five".