696105120857 has 2 divisors, whose sum is σ = 696105120858. Its totient is φ = 696105120856.

The previous prime is 696105120793. The next prime is 696105120877. The reversal of 696105120857 is 758021501696.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 656093520016 + 40011600841 = 809996^2 + 200029^2 .

It is a cyclic number.

It is not a de Polignac number, because 696105120857 - 2⁶ = 696105120793 is a prime.

It is not a weakly prime, because it can be changed into another prime (696105120877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348052560428 + 348052560429.

It is an arithmetic number, because the mean of its divisors is an integer number (348052560429).

Almost surely, 2^696105120857 is an apocalyptic number.

It is an amenable number.

696105120857 is a deficient number, since it is larger than the sum of its proper divisors (1).

696105120857 is an equidigital number, since it uses as much as digits as its factorization.

696105120857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 50.

The spelling of 696105120857 in words is "six hundred ninety-six billion, one hundred five million, one hundred twenty thousand, eight hundred fifty-seven".