696850664507 has 2 divisors, whose sum is σ = 696850664508. Its totient is φ = 696850664506.

The previous prime is 696850664441. The next prime is 696850664519. The reversal of 696850664507 is 705466058696.

It is a happy number.

696850664507 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 696850664507 - 2²⁴ = 696833887291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 696850664507.

It is not a weakly prime, because it can be changed into another prime (696850664557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348425332253 + 348425332254.

It is an arithmetic number, because the mean of its divisors is an integer number (348425332254).

Almost surely, 2^696850664507 is an apocalyptic number.

696850664507 is a deficient number, since it is larger than the sum of its proper divisors (1).

696850664507 is an equidigital number, since it uses as much as digits as its factorization.

696850664507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65318400, while the sum is 62.

The spelling of 696850664507 in words is "six hundred ninety-six billion, eight hundred fifty million, six hundred sixty-four thousand, five hundred seven".