616343850855 has 192 divisors, whose sum is σ = 1211869102080. Its totient is φ = 288390067200.

The previous prime is 616343850853. The next prime is 616343850869. The reversal of 616343850855 is 558058343616.

It is a happy number.

It is not a de Polignac number, because 616343850855 - 2¹ = 616343850853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616343850853) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 59816634 + ... + 59826936.

It is an arithmetic number, because the mean of its divisors is an integer number (6311818240).

Almost surely, 2^616343850855 is an apocalyptic number.

616343850855 is a deficient number, since it is larger than the sum of its proper divisors (595525251225).

616343850855 is a wasteful number, since it uses less digits than its factorization.

616343850855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10462 (or 10459 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 54.

The spelling of 616343850855 in words is "six hundred sixteen billion, three hundred forty-three million, eight hundred fifty thousand, eight hundred fifty-five".