699822041069 has 2 divisors, whose sum is σ = 699822041070. Its totient is φ = 699822041068.

The previous prime is 699822041033. The next prime is 699822041099. The reversal of 699822041069 is 960140228996.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 692415373225 + 7406667844 = 832115^2 + 86062^2 .

It is a cyclic number.

It is not a de Polignac number, because 699822041069 - 2¹⁶ = 699821975533 is a prime.

It is a super-2 number, since 2×699822041069² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (699822041099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349911020534 + 349911020535.

It is an arithmetic number, because the mean of its divisors is an integer number (349911020535).

Almost surely, 2^699822041069 is an apocalyptic number.

It is an amenable number.

699822041069 is a deficient number, since it is larger than the sum of its proper divisors (1).

699822041069 is an equidigital number, since it uses as much as digits as its factorization.

699822041069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3359232, while the sum is 56.

The spelling of 699822041069 in words is "six hundred ninety-nine billion, eight hundred twenty-two million, forty-one thousand, sixty-nine".