10000000009969 has 2 divisors, whose sum is σ = 10000000009970. Its totient is φ = 10000000009968.

The previous prime is 10000000009949. The next prime is 10000000010047. The reversal of 10000000009969 is 96990000000001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9341000253025 + 658999756944 = 3056305^2 + 811788^2 .

It is a cyclic number.

It is not a de Polignac number, because 10000000009969 - 2¹³ = 10000000001777 is a prime.

It is a super-2 number, since 2×10000000009969² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10000000009949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000000004984 + 5000000004985.

It is an arithmetic number, because the mean of its divisors is an integer number (5000000004985).

Almost surely, 2^{10000000009969} is an apocalyptic number.

It is an amenable number.

10000000009969 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000000009969 is an equidigital number, since it uses as much as digits as its factorization.

10000000009969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374, while the sum is 34.

The spelling of 10000000009969 in words is "ten trillion, nine thousand, nine hundred sixty-nine".