616324444 has 12 divisors (see below), whose sum is σ = 1080024624. Its totient is φ = 307745984.

The previous prime is 616324441. The next prime is 616324453. The reversal of 616324444 is 444423616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616324441) 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, 100717 + ... + 106660.

It is an arithmetic number, because the mean of its divisors is an integer number (90002052).

Almost surely, 2^616324444 is an apocalyptic number.

It is an amenable number.

616324444 is a deficient number, since it is larger than the sum of its proper divisors (463700180).

616324444 is a wasteful number, since it uses less digits than its factorization.

616324444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208124 (or 208122 counting only the distinct ones).

The product of its digits is 55296, while the sum is 34.

The square root of 616324444 is about 24825.8825422179. The cubic root of 616324444 is about 851.0135287177.

The spelling of 616324444 in words is "six hundred sixteen million, three hundred twenty-four thousand, four hundred forty-four".