16980033737 has 2 divisors, whose sum is σ = 16980033738. Its totient is φ = 16980033736.

The previous prime is 16980033701. The next prime is 16980033739. The reversal of 16980033737 is 73733008961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14070941641 + 2909092096 = 118621^2 + 53936^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16980033737 is a prime.

Together with 16980033739, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 16980033691 and 16980033700.

It is not a weakly prime, because it can be changed into another prime (16980033739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8490016868 + 8490016869.

It is an arithmetic number, because the mean of its divisors is an integer number (8490016869).

Almost surely, 2^16980033737 is an apocalyptic number.

It is an amenable number.

16980033737 is a deficient number, since it is larger than the sum of its proper divisors (1).

16980033737 is an equidigital number, since it uses as much as digits as its factorization.

16980033737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 47.

The spelling of 16980033737 in words is "sixteen billion, nine hundred eighty million, thirty-three thousand, seven hundred thirty-seven".