9425775249 has 48 divisors (see below), whose sum is σ = 15399995520. Its totient is φ = 5693608800.

The previous prime is 9425775241. The next prime is 9425775251.

9425775249 is a `hidden beast` number, since 9 + 42 + 5 + 77 + 524 + 9 = 666.

9425775249 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9425775249 - 2³ = 9425775241 is a prime.

It is a super-2 number, since 2×9425775249² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9425775195 and 9425775204.

It is not an unprimeable number, because it can be changed into a prime (9425775241) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1011399 + ... + 1020675.

It is an arithmetic number, because the mean of its divisors is an integer number (320833240).

Almost surely, 2^9425775249 is an apocalyptic number.

9425775249 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

It is an amenable number.

9425775249 is a deficient number, since it is larger than the sum of its proper divisors (5974220271).

9425775249 is a wasteful number, since it uses less digits than its factorization.

9425775249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9619 (or 9602 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 54.

The square root of 9425775249 is about 97086.4318481218. The cubic root of 9425775249 is about 2112.3815228724.

The spelling of 9425775249 in words is "nine billion, four hundred twenty-five million, seven hundred seventy-five thousand, two hundred forty-nine".