17880000793 has 2 divisors, whose sum is σ = 17880000794. Its totient is φ = 17880000792.

The previous prime is 17880000773. The next prime is 17880000847. The reversal of 17880000793 is 39700008871.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17867134224 + 12866569 = 133668^2 + 3587^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17880000793 is a prime.

It is not a weakly prime, because it can be changed into another prime (17880000773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8940000396 + 8940000397.

It is an arithmetic number, because the mean of its divisors is an integer number (8940000397).

Almost surely, 2^17880000793 is an apocalyptic number.

It is an amenable number.

17880000793 is a deficient number, since it is larger than the sum of its proper divisors (1).

17880000793 is an equidigital number, since it uses as much as digits as its factorization.

17880000793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 43.

The spelling of 17880000793 in words is "seventeen billion, eight hundred eighty million, seven hundred ninety-three", and thus it is an aban number.