5516156550 has 48 divisors (see below), whose sum is σ = 13697529552. Its totient is φ = 1469097600.

The previous prime is 5516156537. The next prime is 5516156579. The reversal of 5516156550 is 556516155.

It is a junction number, because it is equal to n+sod(n) for n = 5516156499 and 5516156508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96480 + ... + 142620.

It is an arithmetic number, because the mean of its divisors is an integer number (285365199).

Almost surely, 2^5516156550 is an apocalyptic number.

5516156550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5516156550 is an abundant number, since it is smaller than the sum of its proper divisors (8181373002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5516156550 is a wasteful number, since it uses less digits than its factorization.

5516156550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46953 (or 46948 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The square root of 5516156550 is about 74270.8324310425. The cubic root of 5516156550 is about 1766.9009097654.

The spelling of 5516156550 in words is "five billion, five hundred sixteen million, one hundred fifty-six thousand, five hundred fifty".