5518663376 has 10 divisors (see below), whose sum is σ = 10692410322. Its totient is φ = 2759331680.

The previous prime is 5518663349. The next prime is 5518663391. The reversal of 5518663376 is 6733668155.

It can be written as a sum of positive squares in only one way, i.e., 4981536400 + 537126976 = 70580^2 + 23176^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172458215 + ... + 172458246.

Almost surely, 2^5518663376 is an apocalyptic number.

It is an amenable number.

5518663376 is a deficient number, since it is larger than the sum of its proper divisors (5173746946).

5518663376 is a wasteful number, since it uses less digits than its factorization.

5518663376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344916469 (or 344916463 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 50.

The square root of 5518663376 is about 74287.7067622901. The cubic root of 5518663376 is about 1767.1685261936.

The spelling of 5518663376 in words is "five billion, five hundred eighteen million, six hundred sixty-three thousand, three hundred seventy-six".