696790087697 has 4 divisors (see below), whose sum is σ = 760134641136. Its totient is φ = 633445534260.

The previous prime is 696790087607. The next prime is 696790087717. The reversal of 696790087697 is 796780097696.

696790087697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 696790087697 - 2²⁸ = 696521652241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (696790087607) 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, 31672276703 + ... + 31672276724.

It is an arithmetic number, because the mean of its divisors is an integer number (190033660284).

Almost surely, 2^696790087697 is an apocalyptic number.

It is an amenable number.

696790087697 is a deficient number, since it is larger than the sum of its proper divisors (63344553439).

696790087697 is a wasteful number, since it uses less digits than its factorization.

696790087697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63344553438.

The product of its (nonzero) digits is 432081216, while the sum is 74.

Subtracting 696790087697 from its reverse (796780097696), we obtain a palindrome (99990009999).

The spelling of 696790087697 in words is "six hundred ninety-six billion, seven hundred ninety million, eighty-seven thousand, six hundred ninety-seven".