616000440361 has 8 divisors (see below), whose sum is σ = 624520101384. Its totient is φ = 607528243200.

The previous prime is 616000440353. The next prime is 616000440379. The reversal of 616000440361 is 163044000616.

616000440361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 396654338025 + 219346102336 = 629805^2 + 468344^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 616000440361 - 2³ = 616000440353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616000440661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11839830 + ... + 11891743.

It is an arithmetic number, because the mean of its divisors is an integer number (78065012673).

Almost surely, 2^616000440361 is an apocalyptic number.

It is an amenable number.

616000440361 is a deficient number, since it is larger than the sum of its proper divisors (8519661023).

616000440361 is a wasteful number, since it uses less digits than its factorization.

616000440361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23731931.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 616000440361 its reverse (163044000616), we get a palindrome (779044440977).

The spelling of 616000440361 in words is "six hundred sixteen billion, four hundred forty thousand, three hundred sixty-one".