16927748213 has 2 divisors, whose sum is σ = 16927748214. Its totient is φ = 16927748212.

The previous prime is 16927748207. The next prime is 16927748221. The reversal of 16927748213 is 31284772961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16379392324 + 548355889 = 127982^2 + 23417^2 .

It is a cyclic number.

It is not a de Polignac number, because 16927748213 - 2⁴ = 16927748197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16927742213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8463874106 + 8463874107.

It is an arithmetic number, because the mean of its divisors is an integer number (8463874107).

Almost surely, 2^16927748213 is an apocalyptic number.

It is an amenable number.

16927748213 is a deficient number, since it is larger than the sum of its proper divisors (1).

16927748213 is an equidigital number, since it uses as much as digits as its factorization.

16927748213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 50.

The spelling of 16927748213 in words is "sixteen billion, nine hundred twenty-seven million, seven hundred forty-eight thousand, two hundred thirteen".