16697325020539 has 2 divisors, whose sum is σ = 16697325020540. Its totient is φ = 16697325020538.

The previous prime is 16697325020461. The next prime is 16697325020573. The reversal of 16697325020539 is 93502052379661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16697325020539 - 2⁹ = 16697325020027 is a prime.

It is not a weakly prime, because it can be changed into another prime (16697325020039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8348662510269 + 8348662510270.

It is an arithmetic number, because the mean of its divisors is an integer number (8348662510270).

Almost surely, 2^{16697325020539} is an apocalyptic number.

16697325020539 is a deficient number, since it is larger than the sum of its proper divisors (1).

16697325020539 is an equidigital number, since it uses as much as digits as its factorization.

16697325020539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18370800, while the sum is 58.

The spelling of 16697325020539 in words is "sixteen trillion, six hundred ninety-seven billion, three hundred twenty-five million, twenty thousand, five hundred thirty-nine".