616377163 has 4 divisors (see below), whose sum is σ = 616426840. Its totient is φ = 616327488.

The previous prime is 616377089. The next prime is 616377193. The reversal of 616377163 is 361773616.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 616377163 - 2²¹ = 614280011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616377193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11308 + ... + 36886.

It is an arithmetic number, because the mean of its divisors is an integer number (154106710).

Almost surely, 2^616377163 is an apocalyptic number.

616377163 is a deficient number, since it is larger than the sum of its proper divisors (49677).

616377163 is a wasteful number, since it uses less digits than its factorization.

616377163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49676.

The product of its digits is 95256, while the sum is 40.

The square root of 616377163 is about 24826.9442944556. The cubic root of 616377163 is about 851.0377926172.

The spelling of 616377163 in words is "six hundred sixteen million, three hundred seventy-seven thousand, one hundred sixty-three".