5538558616 has 16 divisors (see below), whose sum is σ = 10385645400. Its totient is φ = 2769053184.

The previous prime is 5538558607. The next prime is 5538558643. The reversal of 5538558616 is 6168558355.

It is a happy number.

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, 124216 + ... + 162808.

Almost surely, 2^5538558616 is an apocalyptic number.

It is an amenable number.

5538558616 is a deficient number, since it is larger than the sum of its proper divisors (4847086784).

5538558616 is a wasteful number, since it uses less digits than its factorization.

5538558616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56538 (or 56534 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 52.

The square root of 5538558616 is about 74421.4929707810. The cubic root of 5538558616 is about 1769.2895758337.

The spelling of 5538558616 in words is "five billion, five hundred thirty-eight million, five hundred fifty-eight thousand, six hundred sixteen".