616946942976 has 352 divisors, whose sum is σ = 2054132075520. Its totient is φ = 160277889024.

The previous prime is 616946942951. The next prime is 616946942987. The reversal of 616946942976 is 679249649616.

It is a self number, because there is not a number n which added to its sum of digits gives 616946942976.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18713515 + ... + 18746453.

Almost surely, 2^616946942976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616946942976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1027066037760).

616946942976 is an abundant number, since it is smaller than the sum of its proper divisors (1437185132544).

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

616946942976 is a wasteful number, since it uses less digits than its factorization.

616946942976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33049 (or 33031 counting only the distinct ones).

The product of its digits is 211631616, while the sum is 69.

The spelling of 616946942976 in words is "six hundred sixteen billion, nine hundred forty-six million, nine hundred forty-two thousand, nine hundred seventy-six".