9426556249 has 16 divisors (see below), whose sum is σ = 10483364736. Its totient is φ = 8403897600.

The previous prime is 9426556247. The next prime is 9426556273.

9426556249 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 9426556249 - 2¹ = 9426556247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9426556196 and 9426556205.

It is not an unprimeable number, because it can be changed into a prime (9426556247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205284 + ... + 246970.

It is an arithmetic number, because the mean of its divisors is an integer number (655210296).

Almost surely, 2^9426556249 is an apocalyptic number.

It is an amenable number.

9426556249 is a deficient number, since it is larger than the sum of its proper divisors (1056808487).

9426556249 is a wasteful number, since it uses less digits than its factorization.

9426556249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42096.

The product of its digits is 4665600, while the sum is 52.

The square root of 9426556249 is about 97090.4539540320. The cubic root of 9426556249 is about 2112.4398637644.

The spelling of 9426556249 in words is "nine billion, four hundred twenty-six million, five hundred fifty-six thousand, two hundred forty-nine".