616134766068 has 36 divisors (see below), whose sum is σ = 1557483738720. Its totient is φ = 205374039696.

The previous prime is 616134766067. The next prime is 616134766073. The reversal of 616134766068 is 860667431616.

It is a happy number.

616134766068 is a `hidden beast` number, since 6 + 16 + 13 + 4 + 7 + 6 + 606 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616134766067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1957371 + ... + 2250237.

Almost surely, 2^616134766068 is an apocalyptic number.

It is an amenable number.

616134766068 is an abundant number, since it is smaller than the sum of its proper divisors (941348972652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

616134766068 is a wasteful number, since it uses less digits than its factorization.

616134766068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351316 (or 351311 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 616134766068 in words is "six hundred sixteen billion, one hundred thirty-four million, seven hundred sixty-six thousand, sixty-eight".