969599995969 has 4 divisors (see below), whose sum is σ = 1057745450160. Its totient is φ = 881454541780.

The previous prime is 969599995939. The next prime is 969599995981.

969599995969 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 969599995969 - 2²⁵ = 969566441537 is a prime.

It is a super-2 number, since 2×969599995969² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (969599995919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44072727079 + ... + 44072727100.

It is an arithmetic number, because the mean of its divisors is an integer number (264436362540).

Almost surely, 2^969599995969 is an apocalyptic number.

It is an amenable number.

969599995969 is a deficient number, since it is larger than the sum of its proper divisors (88145454191).

969599995969 is a wasteful number, since it uses less digits than its factorization.

969599995969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88145454190.

The product of its digits is 38742048900, while the sum is 94.

The spelling of 969599995969 in words is "nine hundred sixty-nine billion, five hundred ninety-nine million, nine hundred ninety-five thousand, nine hundred sixty-nine".