9249779955 has 16 divisors (see below), whose sum is σ = 15938082720. Its totient is φ = 4553737728.

The previous prime is 9249779947. The next prime is 9249780037. The reversal of 9249779955 is 5599779429.

9249779955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9249779955 - 2³ = 9249779947 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23717190 + ... + 23717579.

It is an arithmetic number, because the mean of its divisors is an integer number (996130170).

Almost surely, 2^9249779955 is an apocalyptic number.

9249779955 is a deficient number, since it is larger than the sum of its proper divisors (6688302765).

9249779955 is a wasteful number, since it uses less digits than its factorization.

9249779955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47434790.

The product of its digits is 64297800, while the sum is 66.

The square root of 9249779955 is about 96175.7763420707. The cubic root of 9249779955 is about 2099.1515813137.

It can be divided in two parts, 924 and 9779955, that added together give a palindrome (9780879).

The spelling of 9249779955 in words is "nine billion, two hundred forty-nine million, seven hundred seventy-nine thousand, nine hundred fifty-five".