9797978704 has 20 divisors (see below), whose sum is σ = 19387491264. Its totient is φ = 4794755168.

The previous prime is 9797978693. The next prime is 9797978711. The reversal of 9797978704 is 4078797979.

It is a self number, because there is not a number n which added to its sum of digits gives 9797978704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6513862 + ... + 6515365.

Almost surely, 2^9797978704 is an apocalyptic number.

9797978704 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

It is an amenable number.

9797978704 is a deficient number, since it is larger than the sum of its proper divisors (9589512560).

9797978704 is a wasteful number, since it uses less digits than its factorization.

9797978704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13029282 (or 13029276 counting only the distinct ones).

The product of its (nonzero) digits is 56010528, while the sum is 67.

The square root of 9797978704 is about 98984.7397531559. The cubic root of 9797978704 is about 2139.8278243870.

The spelling of 9797978704 in words is "nine billion, seven hundred ninety-seven million, nine hundred seventy-eight thousand, seven hundred four".