616254404452616 has 16 divisors (see below), whose sum is σ = 1223446244134140. Its totient is φ = 290002072683520.

The previous prime is 616254404452579. The next prime is 616254404452619.

616254404452616 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 611939453508100 + 4314950944516 = 24737410^2 + 2077246^2 .

It is not an unprimeable number, because it can be changed into a prime (616254404452619) 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, 2265641192705 + ... + 2265641192976.

Almost surely, 2^{616254404452616} is an apocalyptic number.

It is an amenable number.

616254404452616 is a deficient number, since it is larger than the sum of its proper divisors (607191839681524).

616254404452616 is a wasteful number, since it uses less digits than its factorization.

616254404452616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4531282385704 (or 4531282385700 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 56.

The spelling of 616254404452616 in words is "six hundred sixteen trillion, two hundred fifty-four billion, four hundred four million, four hundred fifty-two thousand, six hundred sixteen".