616549383 has 12 divisors (see below), whose sum is σ = 891102160. Its totient is φ = 410787936.

The previous prime is 616549361. The next prime is 616549391. The reversal of 616549383 is 383945616.

It is not a de Polignac number, because 616549383 - 2¹² = 616545287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616549393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3763 + ... + 35316.

Almost surely, 2^616549383 is an apocalyptic number.

616549383 is a deficient number, since it is larger than the sum of its proper divisors (274552777).

616549383 is a wasteful number, since it uses less digits than its factorization.

616549383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40838 (or 40835 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 616549383 is about 24830.4124613346. The cubic root of 616549383 is about 851.1170471652.

The spelling of 616549383 in words is "six hundred sixteen million, five hundred forty-nine thousand, three hundred eighty-three".