9779577423 has 32 divisors (see below), whose sum is σ = 16267057152. Its totient is φ = 5077144800.

The previous prime is 9779577421. The next prime is 9779577433. The reversal of 9779577423 is 3247759779.

It is not a de Polignac number, because 9779577423 - 2¹ = 9779577421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9779577421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385728 + ... + 410298.

It is an arithmetic number, because the mean of its divisors is an integer number (508345536).

Almost surely, 2^9779577423 is an apocalyptic number.

9779577423 is a deficient number, since it is larger than the sum of its proper divisors (6487479729).

9779577423 is a wasteful number, since it uses less digits than its factorization.

9779577423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26315.

The product of its digits is 23337720, while the sum is 60.

The square root of 9779577423 is about 98891.7459801373. The cubic root of 9779577423 is about 2138.4874034000.

The spelling of 9779577423 in words is "nine billion, seven hundred seventy-nine million, five hundred seventy-seven thousand, four hundred twenty-three".