9775553049 has 12 divisors (see below), whose sum is σ = 14448621616. Its totient is φ = 6365476152.

The previous prime is 9775552999. The next prime is 9775553089. The reversal of 9775553049 is 9403555779.

9775553049 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9775553049 - 2⁹ = 9775552537 is a prime.

It is a super-2 number, since 2×9775553049² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9775552986 and 9775553004.

It is not an unprimeable number, because it can be changed into a prime (9775553089) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12629527 + ... + 12630300.

Almost surely, 2^9775553049 is an apocalyptic number.

It is an amenable number.

9775553049 is a deficient number, since it is larger than the sum of its proper divisors (4673068567).

9775553049 is a wasteful number, since it uses less digits than its factorization.

9775553049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25259876 (or 25259873 counting only the distinct ones).

The product of its (nonzero) digits is 5953500, while the sum is 54.

The square root of 9775553049 is about 98871.3965158781. The cubic root of 9775553049 is about 2138.1940282880.

The spelling of 9775553049 in words is "nine billion, seven hundred seventy-five million, five hundred fifty-three thousand, forty-nine".