9780512269069 has 8 divisors (see below), whose sum is σ = 10289258964000. Its totient is φ = 9283198084272.

The previous prime is 9780512269049. The next prime is 9780512269111. The reversal of 9780512269069 is 9609622150879.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9780512269069 - 2¹⁵ = 9780512236301 is a prime.

It is a super-2 number, since 2×9780512269069² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9780512269069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9780512269019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2858125779 + ... + 2858129200.

It is an arithmetic number, because the mean of its divisors is an integer number (1286157370500).

Almost surely, 2^{9780512269069} is an apocalyptic number.

It is an amenable number.

9780512269069 is a deficient number, since it is larger than the sum of its proper divisors (508746694931).

9780512269069 is a wasteful number, since it uses less digits than its factorization.

9780512269069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5716255067.

The product of its (nonzero) digits is 29393280, while the sum is 64.

The spelling of 9780512269069 in words is "nine trillion, seven hundred eighty billion, five hundred twelve million, two hundred sixty-nine thousand, sixty-nine".