616916902917 has 16 divisors (see below), whose sum is σ = 961925803520. Its totient is φ = 344325712752.

The previous prime is 616916902841. The next prime is 616916902949. The reversal of 616916902917 is 719209619616.

It is not a de Polignac number, because 616916902917 - 2¹² = 616916898821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616916902997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341592067 + ... + 341593872.

It is an arithmetic number, because the mean of its divisors is an integer number (60120362720).

Almost surely, 2^616916902917 is an apocalyptic number.

It is an amenable number.

616916902917 is a deficient number, since it is larger than the sum of its proper divisors (345008900603).

616916902917 is a wasteful number, since it uses less digits than its factorization.

616916902917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683185992.

The product of its (nonzero) digits is 2204496, while the sum is 57.

The spelling of 616916902917 in words is "six hundred sixteen billion, nine hundred sixteen million, nine hundred two thousand, nine hundred seventeen".