9975744309696 has 56 divisors (see below), whose sum is σ = 28793625627264. Its totient is φ = 3022952820480.

The previous prime is 9975744309683. The next prime is 9975744309841. The reversal of 9975744309696 is 6969034475799.

It is a super-2 number, since 2×9975744309696² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2361679780 + ... + 2361684003.

Almost surely, 2^{9975744309696} is an apocalyptic number.

9975744309696 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

9975744309696 is an abundant number, since it is smaller than the sum of its proper divisors (18817881317568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9975744309696 is a wasteful number, since it uses less digits than its factorization.

9975744309696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4723363809 (or 4723363799 counting only the distinct ones).

The product of its (nonzero) digits is 2777664960, while the sum is 78.

The spelling of 9975744309696 in words is "nine trillion, nine hundred seventy-five billion, seven hundred forty-four million, three hundred nine thousand, six hundred ninety-six".