16765670423 has 2 divisors, whose sum is σ = 16765670424. Its totient is φ = 16765670422.

The previous prime is 16765670329. The next prime is 16765670447. The reversal of 16765670423 is 32407656761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16765670423 - 2¹² = 16765666327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16765070423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8382835211 + 8382835212.

It is an arithmetic number, because the mean of its divisors is an integer number (8382835212).

Almost surely, 2^16765670423 is an apocalyptic number.

16765670423 is a deficient number, since it is larger than the sum of its proper divisors (1).

16765670423 is an equidigital number, since it uses as much as digits as its factorization.

16765670423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 16765670423 in words is "sixteen billion, seven hundred sixty-five million, six hundred seventy thousand, four hundred twenty-three".