16703683673 has 2 divisors, whose sum is σ = 16703683674. Its totient is φ = 16703683672.

The previous prime is 16703683657. The next prime is 16703683739. The reversal of 16703683673 is 37638630761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9859099849 + 6844583824 = 99293^2 + 82732^2 .

It is a cyclic number.

It is not a de Polignac number, because 16703683673 - 2⁴ = 16703683657 is a prime.

It is not a weakly prime, because it can be changed into another prime (16703683643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8351841836 + 8351841837.

It is an arithmetic number, because the mean of its divisors is an integer number (8351841837).

Almost surely, 2^16703683673 is an apocalyptic number.

It is an amenable number.

16703683673 is a deficient number, since it is larger than the sum of its proper divisors (1).

16703683673 is an equidigital number, since it uses as much as digits as its factorization.

16703683673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 50.

The spelling of 16703683673 in words is "sixteen billion, seven hundred three million, six hundred eighty-three thousand, six hundred seventy-three".