9804256137 has 48 divisors (see below), whose sum is σ = 15787419648. Its totient is φ = 5822305920.

The previous prime is 9804256123. The next prime is 9804256169. The reversal of 9804256137 is 7316524089.

9804256137 is a `hidden beast` number, since 9 + 8 + 0 + 4 + 25 + 613 + 7 = 666.

9804256137 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9804256137 - 2¹⁵ = 9804223369 is a prime.

It is a super-2 number, since 2×9804256137² (a number of 21 digits) contains 22 as substring.

9804256137 is strictly pandigital in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 9804256092 and 9804256101.

It is not an unprimeable number, because it can be changed into a prime (9804256117) 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, 1349248 + ... + 1356494.

It is an arithmetic number, because the mean of its divisors is an integer number (328904576).

It is a 1-persistent number, because it is pandigital, but 2⋅9804256137 = 19608512274 is not.

Almost surely, 2^9804256137 is an apocalyptic number.

It is an amenable number.

9804256137 is a deficient number, since it is larger than the sum of its proper divisors (5983163511).

9804256137 is a wasteful number, since it uses less digits than its factorization.

9804256137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7670 (or 7667 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 9804256137 is about 99016.4437707192. The cubic root of 9804256137 is about 2140.2847131163.

The spelling of 9804256137 in words is "nine billion, eight hundred four million, two hundred fifty-six thousand, one hundred thirty-seven".