869767007773 has 2 divisors, whose sum is σ = 869767007774. Its totient is φ = 869767007772.

The previous prime is 869767007731. The next prime is 869767007789. The reversal of 869767007773 is 377700767968.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 869767007769 + 4 = 932613^2 + 2^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-869767007773 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 869767007699 and 869767007708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (869767007713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434883503886 + 434883503887.

It is an arithmetic number, because the mean of its divisors is an integer number (434883503887).

Almost surely, 2^869767007773 is an apocalyptic number.

It is an amenable number.

869767007773 is a deficient number, since it is larger than the sum of its proper divisors (1).

869767007773 is an equidigital number, since it uses as much as digits as its factorization.

869767007773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 130691232, while the sum is 67.

The spelling of 869767007773 in words is "eight hundred sixty-nine billion, seven hundred sixty-seven million, seven thousand, seven hundred seventy-three".