9969754579699 has 12 divisors (see below), whose sum is σ = 10590939049600. Its totient is φ = 9383093854848.

The previous prime is 9969754579651. The next prime is 9969754579709.

9969754579699 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-9969754579699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9969754579619) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13829422 + ... + 14532460.

Almost surely, 2^{9969754579699} is an apocalyptic number.

9969754579699 is a deficient number, since it is larger than the sum of its proper divisors (621184469901).

9969754579699 is a wasteful number, since it uses less digits than its factorization.

9969754579699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752142 (or 752125 counting only the distinct ones).

The product of its digits is 93746192400, while the sum is 94.

The spelling of 9969754579699 in words is "nine trillion, nine hundred sixty-nine billion, seven hundred fifty-four million, five hundred seventy-nine thousand, six hundred ninety-nine".