5538778552 has 16 divisors (see below), whose sum is σ = 10387323000. Its totient is φ = 2768825760.

The previous prime is 5538778543. The next prime is 5538778627. The reversal of 5538778552 is 2558778355.

It is a junction number, because it is equal to n+sod(n) for n = 5538778493 and 5538778502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27099 + ... + 108682.

Almost surely, 2^5538778552 is an apocalyptic number.

It is an amenable number.

5538778552 is a deficient number, since it is larger than the sum of its proper divisors (4848544448).

5538778552 is a wasteful number, since it uses less digits than its factorization.

5538778552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140886 (or 140882 counting only the distinct ones).

The product of its digits is 11760000, while the sum is 55.

The square root of 5538778552 is about 74422.9705937622. The cubic root of 5538778552 is about 1769.3129950028.

The spelling of 5538778552 in words is "five billion, five hundred thirty-eight million, seven hundred seventy-eight thousand, five hundred fifty-two".