5565061615 has 4 divisors (see below), whose sum is σ = 6678073944. Its totient is φ = 4452049288.

The previous prime is 5565061583. The next prime is 5565061631. The reversal of 5565061615 is 5161605655.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5161605655 = 5 ⋅1032321131.

It is a cyclic number.

It is not a de Polignac number, because 5565061615 - 2⁵ = 5565061583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 556506157 + ... + 556506166.

It is an arithmetic number, because the mean of its divisors is an integer number (1669518486).

Almost surely, 2^5565061615 is an apocalyptic number.

5565061615 is a deficient number, since it is larger than the sum of its proper divisors (1113012329).

5565061615 is a wasteful number, since it uses less digits than its factorization.

5565061615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113012328.

The product of its (nonzero) digits is 135000, while the sum is 40.

The square root of 5565061615 is about 74599.3405801955. The cubic root of 5565061615 is about 1772.1072092403.

The spelling of 5565061615 in words is "five billion, five hundred sixty-five million, sixty-one thousand, six hundred fifteen".