9973968787192 has 32 divisors (see below), whose sum is σ = 18718446463200. Its totient is φ = 4982385199104.

The previous prime is 9973968787183. The next prime is 9973968787201. The reversal of 9973968787192 is 2917878693799.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9973968787183) and next prime (9973968787201).

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, 37855093 + ... + 38117659.

It is an arithmetic number, because the mean of its divisors is an integer number (584951451975).

Almost surely, 2^{9973968787192} is an apocalyptic number.

It is an amenable number.

9973968787192 is a deficient number, since it is larger than the sum of its proper divisors (8744477676008).

9973968787192 is a wasteful number, since it uses less digits than its factorization.

9973968787192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266935 (or 266931 counting only the distinct ones).

The product of its digits is 5184974592, while the sum is 85.

The spelling of 9973968787192 in words is "nine trillion, nine hundred seventy-three billion, nine hundred sixty-eight million, seven hundred eighty-seven thousand, one hundred ninety-two".