9776797056 has 96 divisors (see below), whose sum is σ = 30297933120. Its totient is φ = 3008240640.

The previous prime is 9776797049. The next prime is 9776797127. The reversal of 9776797056 is 6507976779.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 9776796984 and 9776797002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 311440 + ... + 341391.

It is an arithmetic number, because the mean of its divisors is an integer number (315603470).

Almost surely, 2^9776797056 is an apocalyptic number.

9776797056 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

9776797056 is an abundant number, since it is smaller than the sum of its proper divisors (20521136064).

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

9776797056 is a wasteful number, since it uses less digits than its factorization.

9776797056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652864 (or 652849 counting only the distinct ones).

The product of its (nonzero) digits is 35006580, while the sum is 63.

The square root of 9776797056 is about 98877.6873515962. The cubic root of 9776797056 is about 2138.2847244529.

The spelling of 9776797056 in words is "nine billion, seven hundred seventy-six million, seven hundred ninety-seven thousand, fifty-six".