19792609706697 has 4 divisors (see below), whose sum is σ = 26390146275600. Its totient is φ = 13195073137796.

The previous prime is 19792609706659. The next prime is 19792609706741. The reversal of 19792609706697 is 79660790629791.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 19792609706697 - 2³⁹ = 19242853892809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19792609706627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3298768284447 + ... + 3298768284452.

It is an arithmetic number, because the mean of its divisors is an integer number (6597536568900).

Almost surely, 2^{19792609706697} is an apocalyptic number.

It is an amenable number.

19792609706697 is a deficient number, since it is larger than the sum of its proper divisors (6597536568903).

19792609706697 is an equidigital number, since it uses as much as digits as its factorization.

19792609706697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6597536568902.

The product of its (nonzero) digits is 972182736, while the sum is 78.

The spelling of 19792609706697 in words is "nineteen trillion, seven hundred ninety-two billion, six hundred nine million, seven hundred six thousand, six hundred ninety-seven".