5516361603 has 16 divisors (see below), whose sum is σ = 8653116960. Its totient is φ = 3461246208.

The previous prime is 5516361563. The next prime is 5516361611. The reversal of 5516361603 is 3061636155.

5516361603 is a `hidden beast` number, since 5 + 5 + 1 + 636 + 16 + 0 + 3 = 666.

It is not a de Polignac number, because 5516361603 - 2²¹ = 5514264451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5516361503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6008650 + ... + 6009567.

It is an arithmetic number, because the mean of its divisors is an integer number (540819810).

Almost surely, 2^5516361603 is an apocalyptic number.

5516361603 is a deficient number, since it is larger than the sum of its proper divisors (3136755357).

5516361603 is a wasteful number, since it uses less digits than its factorization.

5516361603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12018243 (or 12018237 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 5516361603 is about 74272.2128591844. The cubic root of 5516361603 is about 1766.9228032607.

Adding to 5516361603 its reverse (3061636155), we get a palindrome (8577997758).

The spelling of 5516361603 in words is "five billion, five hundred sixteen million, three hundred sixty-one thousand, six hundred three".