9776797055 has 8 divisors (see below), whose sum is σ = 11734233792. Its totient is φ = 7820052768.

The previous prime is 9776797049. The next prime is 9776797127. The reversal of 9776797055 is 5507976779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9776797055 - 2²⁴ = 9760019839 is a prime.

It is a Duffinian number.

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, 141524 + ... + 198953.

It is an arithmetic number, because the mean of its divisors is an integer number (1466779224).

Almost surely, 2^9776797055 is an apocalyptic number.

9776797055 is a deficient number, since it is larger than the sum of its proper divisors (1957436737).

9776797055 is a wasteful number, since it uses less digits than its factorization.

9776797055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346225.

The product of its (nonzero) digits is 29172150, while the sum is 62.

The square root of 9776797055 is about 98877.6873465394. The cubic root of 9776797055 is about 2138.2847243800.

The spelling of 9776797055 in words is "nine billion, seven hundred seventy-six million, seven hundred ninety-seven thousand, fifty-five".