616353042664 has 16 divisors (see below), whose sum is σ = 1155764913120. Its totient is φ = 308149065840.

The previous prime is 616353042629. The next prime is 616353042689. The reversal of 616353042664 is 466240353616.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3336372 + ... + 3516259.

It is an arithmetic number, because the mean of its divisors is an integer number (72235307070).

Almost surely, 2^616353042664 is an apocalyptic number.

It is an amenable number.

616353042664 is a deficient number, since it is larger than the sum of its proper divisors (539411870456).

616353042664 is a wasteful number, since it uses less digits than its factorization.

616353042664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6863880 (or 6863876 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 616353042664 in words is "six hundred sixteen billion, three hundred fifty-three million, forty-two thousand, six hundred sixty-four".